15478583232 has 112 divisors (see below), whose sum is σ = 49557553920. Its totient is φ = 4162301952.

The previous prime is 15478583227. The next prime is 15478583233. The reversal of 15478583232 is 23238587451.

15478583232 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (112).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15478583233) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 315882 + ... + 361577.

It is an arithmetic number, because the mean of its divisors is an integer number (442478160).

Almost surely, 2^15478583232 is an apocalyptic number.

15478583232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

15478583232 is an abundant number, since it is smaller than the sum of its proper divisors (34078970688).

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

15478583232 is a wasteful number, since it uses less digits than its factorization.

15478583232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 677498 (or 677488 counting only the distinct ones).

The product of its digits is 1612800, while the sum is 48.

The spelling of 15478583232 in words is "fifteen billion, four hundred seventy-eight million, five hundred eighty-three thousand, two hundred thirty-two".