117764765413 has 2 divisors, whose sum is σ = 117764765414. Its totient is φ = 117764765412.

The previous prime is 117764765399. The next prime is 117764765423. The reversal of 117764765413 is 314567467711.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 97754399649 + 20010365764 = 312657^2 + 141458^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-117764765413 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (117764765423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58882382706 + 58882382707.

It is an arithmetic number, because the mean of its divisors is an integer number (58882382707).

Almost surely, 2^117764765413 is an apocalyptic number.

It is an amenable number.

117764765413 is a deficient number, since it is larger than the sum of its proper divisors (1).

117764765413 is an equidigital number, since it uses as much as digits as its factorization.

117764765413 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2963520, while the sum is 52.

The spelling of 117764765413 in words is "one hundred seventeen billion, seven hundred sixty-four million, seven hundred sixty-five thousand, four hundred thirteen".