632565916079 has 2 divisors, whose sum is σ = 632565916080. Its totient is φ = 632565916078.

The previous prime is 632565916009. The next prime is 632565916097. The reversal of 632565916079 is 970619565236.

It is a happy number.

Together with next prime (632565916097) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-632565916079 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (632565916009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 316282958039 + 316282958040.

It is an arithmetic number, because the mean of its divisors is an integer number (316282958040).

Almost surely, 2^632565916079 is an apocalyptic number.

632565916079 is a deficient number, since it is larger than the sum of its proper divisors (1).

632565916079 is an equidigital number, since it uses as much as digits as its factorization.

632565916079 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18370800, while the sum is 59.

The spelling of 632565916079 in words is "six hundred thirty-two billion, five hundred sixty-five million, nine hundred sixteen thousand, seventy-nine".