11423103656 has 16 divisors (see below), whose sum is σ = 21711722100. Its totient is φ = 5633311104.

The previous prime is 11423103649. The next prime is 11423103661. The reversal of 11423103656 is 65630132411.

It can be written as a sum of positive squares in 2 ways, for example, as 10864726756 + 558376900 = 104234^2 + 23630^2 .

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, 9779471 + ... + 9780638.

Almost surely, 2^11423103656 is an apocalyptic number.

It is an amenable number.

11423103656 is a deficient number, since it is larger than the sum of its proper divisors (10288618444).

11423103656 is a wasteful number, since it uses less digits than its factorization.

11423103656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19560188 (or 19560184 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 32.

The spelling of 11423103656 in words is "eleven billion, four hundred twenty-three million, one hundred three thousand, six hundred fifty-six".