15140050400 has 72 divisors (see below), whose sum is σ = 39134838960. Its totient is φ = 5699778560.

The previous prime is 15140050397. The next prime is 15140050427. The reversal of 15140050400 is 405004151.

15140050400 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 2×15140050400² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

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 11 ways as a sum of consecutive naturals, for example, 543020 + ... + 570219.

It is an arithmetic number, because the mean of its divisors is an integer number (543539430).

Almost surely, 2^15140050400 is an apocalyptic number.

15140050400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

15140050400 is an abundant number, since it is smaller than the sum of its proper divisors (23994788560).

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

15140050400 is a wasteful number, since it uses less digits than its factorization.

15140050400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1113276 (or 1113263 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 20.

Adding to 15140050400 its reverse (405004151), we get a palindrome (15545054551).

The spelling of 15140050400 in words is "fifteen billion, one hundred forty million, fifty thousand, four hundred".