11157193952 has 24 divisors (see below), whose sum is σ = 21987303912. Its totient is φ = 5573116800.

The previous prime is 11157193933. The next prime is 11157193981. The reversal of 11157193952 is 25939175111.

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, 138074 + ... + 203417.

It is an arithmetic number, because the mean of its divisors is an integer number (916137663).

Almost surely, 2^11157193952 is an apocalyptic number.

It is an amenable number.

11157193952 is a deficient number, since it is larger than the sum of its proper divisors (10830109960).

11157193952 is a wasteful number, since it uses less digits than its factorization.

11157193952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 342522 (or 342514 counting only the distinct ones).

The product of its digits is 85050, while the sum is 44.

The spelling of 11157193952 in words is "eleven billion, one hundred fifty-seven million, one hundred ninety-three thousand, nine hundred fifty-two".