11507066656 has 12 divisors (see below), whose sum is σ = 22654537542. Its totient is φ = 5753533312.

The previous prime is 11507066617. The next prime is 11507066677. The reversal of 11507066656 is 65666070511.

It can be written as a sum of positive squares in only one way, i.e., 6737783056 + 4769283600 = 82084^2 + 69060^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 179797885 + ... + 179797948.

Almost surely, 2^11507066656 is an apocalyptic number.

11507066656 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

11507066656 is a deficient number, since it is larger than the sum of its proper divisors (11147470886).

11507066656 is an equidigital number, since it uses as much as digits as its factorization.

11507066656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 359595843 (or 359595835 counting only the distinct ones).

The product of its (nonzero) digits is 226800, while the sum is 43.

The spelling of 11507066656 in words is "eleven billion, five hundred seven million, sixty-six thousand, six hundred fifty-six".