15232160400 has 60 divisors (see below), whose sum is σ = 48793690992. Its totient is φ = 4061909120.

The previous prime is 15232160399. The next prime is 15232160413. The reversal of 15232160400 is 406123251.

It is a tau number, because it is divible by the number of its divisors (60).

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

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6345534 + ... + 6347933.

Almost surely, 2^15232160400 is an apocalyptic number.

15232160400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

15232160400 is an abundant number, since it is smaller than the sum of its proper divisors (33561530592).

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

15232160400 is a wasteful number, since it uses less digits than its factorization.

15232160400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12693488 (or 12693477 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

Adding to 15232160400 its reverse (406123251), we get a palindrome (15638283651).

The spelling of 15232160400 in words is "fifteen billion, two hundred thirty-two million, one hundred sixty thousand, four hundred".