11656600607 has 2 divisors, whose sum is σ = 11656600608. Its totient is φ = 11656600606.

The previous prime is 11656600601. The next prime is 11656600661. The reversal of 11656600607 is 70600665611.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11656600607 - 2⁴ = 11656600591 is a prime.

It is a super-2 number, since 2×11656600607² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11656600601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5828300303 + 5828300304.

It is an arithmetic number, because the mean of its divisors is an integer number (5828300304).

Almost surely, 2^11656600607 is an apocalyptic number.

11656600607 is a deficient number, since it is larger than the sum of its proper divisors (1).

11656600607 is an equidigital number, since it uses as much as digits as its factorization.

11656600607 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 45360, while the sum is 38.

The spelling of 11656600607 in words is "eleven billion, six hundred fifty-six million, six hundred thousand, six hundred seven".