11011651952 has 20 divisors (see below), whose sum is σ = 24382943856. Its totient is φ = 4719279360.

The previous prime is 11011651933. The next prime is 11011651979. The reversal of 11011651952 is 25915611011.

It is a happy number.

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, 49159049 + ... + 49159272.

Almost surely, 2^11011651952 is an apocalyptic number.

It is an amenable number.

11011651952 is an abundant number, since it is smaller than the sum of its proper divisors (13371291904).

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

11011651952 is an equidigital number, since it uses as much as digits as its factorization.

11011651952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98318336 (or 98318330 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 32.

The spelling of 11011651952 in words is "eleven billion, eleven million, six hundred fifty-one thousand, nine hundred fifty-two".