11257656632 has 32 divisors (see below), whose sum is σ = 22380040800. Its totient is φ = 5290543104.

The previous prime is 11257656607. The next prime is 11257656671. The reversal of 11257656632 is 23665675211.

It is a happy number.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

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, 45344 + ... + 156752.

It is an arithmetic number, because the mean of its divisors is an integer number (699376275).

Almost surely, 2^11257656632 is an apocalyptic number.

It is an amenable number.

11257656632 is a deficient number, since it is larger than the sum of its proper divisors (11122384168).

11257656632 is a wasteful number, since it uses less digits than its factorization.

11257656632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112175 (or 112171 counting only the distinct ones).

The product of its digits is 453600, while the sum is 44.

The spelling of 11257656632 in words is "eleven billion, two hundred fifty-seven million, six hundred fifty-six thousand, six hundred thirty-two".