13555262256 has 40 divisors (see below), whose sum is σ = 37077631344. Its totient is φ = 4252631040.

The previous prime is 13555262233. The next prime is 13555262263. The reversal of 13555262256 is 65226255531.

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, 8305105 + ... + 8306736.

Almost surely, 2^13555262256 is an apocalyptic number.

13555262256 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

13555262256 is an abundant number, since it is smaller than the sum of its proper divisors (23522369088).

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

13555262256 is a wasteful number, since it uses less digits than its factorization.

13555262256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16611869 (or 16611863 counting only the distinct ones).

The product of its digits is 540000, while the sum is 42.

The spelling of 13555262256 in words is "thirteen billion, five hundred fifty-five million, two hundred sixty-two thousand, two hundred fifty-six".