69680596691 has 2 divisors, whose sum is σ = 69680596692. Its totient is φ = 69680596690.

The previous prime is 69680596681. The next prime is 69680596747. The reversal of 69680596691 is 19669508696.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-69680596691 is a prime.

It is not a weakly prime, because it can be changed into another prime (69680596621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34840298345 + 34840298346.

It is an arithmetic number, because the mean of its divisors is an integer number (34840298346).

Almost surely, 2^69680596691 is an apocalyptic number.

69680596691 is a deficient number, since it is larger than the sum of its proper divisors (1).

69680596691 is an equidigital number, since it uses as much as digits as its factorization.

69680596691 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 37791360, while the sum is 65.

The spelling of 69680596691 in words is "sixty-nine billion, six hundred eighty million, five hundred ninety-six thousand, six hundred ninety-one".