15427163136 has 440 divisors, whose sum is σ = 52747096000. Its totient is φ = 4007055360.

The previous prime is 15427163131. The next prime is 15427163173. The reversal of 15427163136 is 63136172451.

It is a junction number, because it is equal to n+sod(n) for n = 15427163094 and 15427163103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15427163131) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1402469371 + ... + 1402469381.

Almost surely, 2^15427163136 is an apocalyptic number.

15427163136 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 15427163136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26373548000).

15427163136 is an abundant number, since it is smaller than the sum of its proper divisors (37319932864).

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

15427163136 is an frugal number, since it uses more digits than its factorization.

15427163136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88 (or 23 counting only the distinct ones).

The product of its digits is 90720, while the sum is 39.

The spelling of 15427163136 in words is "fifteen billion, four hundred twenty-seven million, one hundred sixty-three thousand, one hundred thirty-six".