16153529856 has 80 divisors (see below), whose sum is σ = 44197250064. Its totient is φ = 5238964224.

The previous prime is 16153529837. The next prime is 16153529881. The reversal of 16153529856 is 65892535161.

It is a junction number, because it is equal to n+sod(n) for n = 16153529799 and 16153529808.

It is a congruent 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, 85285 + ... + 198948.

Almost surely, 2^16153529856 is an apocalyptic number.

16153529856 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

16153529856 is an abundant number, since it is smaller than the sum of its proper divisors (28043720208).

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

16153529856 is an equidigital number, since it uses as much as digits as its factorization.

16153529856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 284291 (or 284275 counting only the distinct ones).

The product of its digits is 1944000, while the sum is 51.

The spelling of 16153529856 in words is "sixteen billion, one hundred fifty-three million, five hundred twenty-nine thousand, eight hundred fifty-six".