11051523156 has 12 divisors (see below), whose sum is σ = 25786887392. Its totient is φ = 3683841048.

The previous prime is 11051523139. The next prime is 11051523167. The reversal of 11051523156 is 65132515011.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 460480120 + ... + 460480143.

Almost surely, 2^11051523156 is an apocalyptic number.

It is an amenable number.

11051523156 is an abundant number, since it is smaller than the sum of its proper divisors (14735364236).

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

11051523156 is a wasteful number, since it uses less digits than its factorization.

11051523156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 920960270 (or 920960268 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 30.

The spelling of 11051523156 in words is "eleven billion, fifty-one million, five hundred twenty-three thousand, one hundred fifty-six".