15452532432 has 80 divisors (see below), whose sum is σ = 46963601280. Its totient is φ = 4847851008.

The previous prime is 15452532427. The next prime is 15452532443. The reversal of 15452532432 is 23423525451.

15452532432 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

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 15 ways as a sum of consecutive naturals, for example, 1044708 + ... + 1059395.

It is an arithmetic number, because the mean of its divisors is an integer number (587045016).

Almost surely, 2^15452532432 is an apocalyptic number.

15452532432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

15452532432 is an abundant number, since it is smaller than the sum of its proper divisors (31511068848).

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

15452532432 is a wasteful number, since it uses less digits than its factorization.

15452532432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2104137 (or 2104125 counting only the distinct ones).

The product of its digits is 144000, while the sum is 36.

The spelling of 15452532432 in words is "fifteen billion, four hundred fifty-two million, five hundred thirty-two thousand, four hundred thirty-two".