79529669507 has 2 divisors, whose sum is σ = 79529669508. Its totient is φ = 79529669506.

The previous prime is 79529669497. The next prime is 79529669521. The reversal of 79529669507 is 70596692597.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 79529669507 - 2²² = 79525475203 is a prime.

It is not a weakly prime, because it can be changed into another prime (79529669407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39764834753 + 39764834754.

It is an arithmetic number, because the mean of its divisors is an integer number (39764834754).

Almost surely, 2^79529669507 is an apocalyptic number.

79529669507 is a deficient number, since it is larger than the sum of its proper divisors (1).

79529669507 is an equidigital number, since it uses as much as digits as its factorization.

79529669507 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 64297800, while the sum is 65.

The spelling of 79529669507 in words is "seventy-nine billion, five hundred twenty-nine million, six hundred sixty-nine thousand, five hundred seven".