11464776656 has 20 divisors (see below), whose sum is σ = 22215057312. Its totient is φ = 5731858656.

The previous prime is 11464776611. The next prime is 11464776667. The reversal of 11464776656 is 65667746411.

It is a happy number.

It is a super-2 number, since 2×11464776656² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11464776598 and 11464776607.

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, 191741 + ... + 244323.

Almost surely, 2^11464776656 is an apocalyptic number.

11464776656 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

11464776656 is a deficient number, since it is larger than the sum of its proper divisors (10750280656).

11464776656 is a wasteful number, since it uses less digits than its factorization.

11464776656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66218 (or 66212 counting only the distinct ones).

The product of its digits is 5080320, while the sum is 53.

The spelling of 11464776656 in words is "eleven billion, four hundred sixty-four million, seven hundred seventy-six thousand, six hundred fifty-six".