11023743656 has 16 divisors (see below), whose sum is σ = 20670649440. Its totient is φ = 5511570480.

The previous prime is 11023743617. The next prime is 11023743683. The reversal of 11023743656 is 65634732011.

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, 228101 + ... + 272171.

It is an arithmetic number, because the mean of its divisors is an integer number (1291915590).

Almost surely, 2^11023743656 is an apocalyptic number.

It is an amenable number.

11023743656 is a deficient number, since it is larger than the sum of its proper divisors (9646905784).

11023743656 is a wasteful number, since it uses less digits than its factorization.

11023743656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75344 (or 75340 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 38.

The spelling of 11023743656 in words is "eleven billion, twenty-three million, seven hundred forty-three thousand, six hundred fifty-six".