15792271872 has 80 divisors (see below), whose sum is σ = 45307933440. Its totient is φ = 4859154432.

The previous prime is 15792271837. The next prime is 15792271889. The reversal of 15792271872 is 27817229751.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 375472 + ... + 415407.

It is an arithmetic number, because the mean of its divisors is an integer number (566349168).

Almost surely, 2^15792271872 is an apocalyptic number.

15792271872 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

15792271872 is an abundant number, since it is smaller than the sum of its proper divisors (29515661568).

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

15792271872 is an equidigital number, since it uses as much as digits as its factorization.

15792271872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 790913 (or 790897 counting only the distinct ones).

The product of its digits is 987840, while the sum is 51.

The spelling of 15792271872 in words is "fifteen billion, seven hundred ninety-two million, two hundred seventy-one thousand, eight hundred seventy-two".