15532423032 has 64 divisors (see below), whose sum is σ = 44397100800. Its totient is φ = 4435960320.

The previous prime is 15532423019. The next prime is 15532423051. The reversal of 15532423032 is 23032423551.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 406944 + ... + 443472.

It is an arithmetic number, because the mean of its divisors is an integer number (693704700).

Almost surely, 2^15532423032 is an apocalyptic number.

15532423032 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

15532423032 is an abundant number, since it is smaller than the sum of its proper divisors (28864677768).

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

15532423032 is a wasteful number, since it uses less digits than its factorization.

15532423032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39076 (or 39072 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 30.

Adding to 15532423032 its reverse (23032423551), we get a palindrome (38564846583).

The spelling of 15532423032 in words is "fifteen billion, five hundred thirty-two million, four hundred twenty-three thousand, thirty-two".