11664570707 has 2 divisors, whose sum is σ = 11664570708. Its totient is φ = 11664570706.

The previous prime is 11664570691. The next prime is 11664570721. The reversal of 11664570707 is 70707546611.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11664570707 - 2⁴ = 11664570691 is a prime.

It is not a weakly prime, because it can be changed into another prime (11664570737) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5832285353 + 5832285354.

It is an arithmetic number, because the mean of its divisors is an integer number (5832285354).

Almost surely, 2^11664570707 is an apocalyptic number.

11664570707 is a deficient number, since it is larger than the sum of its proper divisors (1).

11664570707 is an equidigital number, since it uses as much as digits as its factorization.

11664570707 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 246960, while the sum is 44.

The spelling of 11664570707 in words is "eleven billion, six hundred sixty-four million, five hundred seventy thousand, seven hundred seven".