766959079591 has 2 divisors, whose sum is σ = 766959079592. Its totient is φ = 766959079590.

The previous prime is 766959079543. The next prime is 766959079633. The reversal of 766959079591 is 195970959667.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 766959079591 - 2⁷ = 766959079463 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (766959079501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 383479539795 + 383479539796.

It is an arithmetic number, because the mean of its divisors is an integer number (383479539796).

Almost surely, 2^766959079591 is an apocalyptic number.

766959079591 is a deficient number, since it is larger than the sum of its proper divisors (1).

766959079591 is an equidigital number, since it uses as much as digits as its factorization.

766959079591 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 289340100, while the sum is 73.

The spelling of 766959079591 in words is "seven hundred sixty-six billion, nine hundred fifty-nine million, seventy-nine thousand, five hundred ninety-one".