15247135232 has 160 divisors (see below), whose sum is σ = 36920970240. Its totient is φ = 6151127040.

The previous prime is 15247135171. The next prime is 15247135259. The reversal of 15247135232 is 23253174251.

It is a junction number, because it is equal to n+sod(n) for n = 15247135192 and 15247135201.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4108994 + ... + 4112702.

It is an arithmetic number, because the mean of its divisors is an integer number (230756064).

Almost surely, 2^15247135232 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 15247135232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18460485120).

15247135232 is an abundant number, since it is smaller than the sum of its proper divisors (21673835008).

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

15247135232 is an equidigital number, since it uses as much as digits as its factorization.

15247135232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3802 (or 3786 counting only the distinct ones).

The product of its digits is 50400, while the sum is 35.

The spelling of 15247135232 in words is "fifteen billion, two hundred forty-seven million, one hundred thirty-five thousand, two hundred thirty-two".