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10105010664 = 23371743107769
BaseRepresentation
bin10010110100100111…
…00011100111101000
3222002020100201200020
421122103203213220
5131143340320124
64350413240440
7505261113330
oct113223434750
928066321606
1010105010664
114316019091
121b60193120
13c50696868
146bc09a0c0
153e2202379
hex25a4e39e8

10105010664 has 256 divisors, whose sum is σ = 31614105600. Its totient is φ = 2625896448.

The previous prime is 10105010659. The next prime is 10105010677. The reversal of 10105010664 is 46601050101.

10105010664 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×101050106642 (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 13140072 + ... + 13140840.

It is an arithmetic number, because the mean of its divisors is an integer number (123492600).

Almost surely, 210105010664 is an apocalyptic number.

10105010664 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10105010664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15807052800).

10105010664 is an abundant number, since it is smaller than the sum of its proper divisors (21509094936).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10105010664 is a wasteful number, since it uses less digits than its factorization.

10105010664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 952 (or 948 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 24.

Adding to 10105010664 its reverse (46601050101), we get a palindrome (56706060765).

The spelling of 10105010664 in words is "ten billion, one hundred five million, ten thousand, six hundred sixty-four".