12855151536 has 80 divisors (see below), whose sum is σ = 35589698304. Its totient is φ = 3987954432.

The previous prime is 12855151471. The next prime is 12855151541. The reversal of 12855151536 is 63515155821.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 116506 + ... + 198201.

Almost surely, 2^12855151536 is an apocalyptic number.

12855151536 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

12855151536 is an abundant number, since it is smaller than the sum of its proper divisors (22734546768).

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

12855151536 is a wasteful number, since it uses less digits than its factorization.

12855151536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 314778 (or 314772 counting only the distinct ones).

The product of its digits is 180000, while the sum is 42.

The spelling of 12855151536 in words is "twelve billion, eight hundred fifty-five million, one hundred fifty-one thousand, five hundred thirty-six".