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70052888160 = 2532516321831
BaseRepresentation
bin100000100111101111…
…0100011111001100000
320200211002212102210100
41001033132203321200
52121432014410120
652103140302400
75026655503353
oct1011736437140
9220732772710
1070052888160
11277890357a2
12116b06a1a00
1367b53a4518
143567a6229a
151c500ab490
hex104f7a3e60

70052888160 has 216 divisors, whose sum is σ = 240662442384. Its totient is φ = 18556024320.

The previous prime is 70052888153. The next prime is 70052888179. The reversal of 70052888160 is 6188825007.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 38258445 + ... + 38260275.

It is an arithmetic number, because the mean of its divisors is an integer number (1114177974).

Almost surely, 270052888160 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 70052888160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (120331221192).

70052888160 is an abundant number, since it is smaller than the sum of its proper divisors (170609554224).

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

70052888160 is a wasteful number, since it uses less digits than its factorization.

70052888160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2178 (or 2004 counting only the distinct ones).

The product of its (nonzero) digits is 215040, while the sum is 45.

The spelling of 70052888160 in words is "seventy billion, fifty-two million, eight hundred eighty-eight thousand, one hundred sixty".