766158793951 has 2 divisors, whose sum is σ = 766158793952. Its totient is φ = 766158793950.

The previous prime is 766158793921. The next prime is 766158793963. The reversal of 766158793951 is 159397851667.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 766158793951 - 2⁷ = 766158793823 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (766158793921) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 383079396975 + 383079396976.

It is an arithmetic number, because the mean of its divisors is an integer number (383079396976).

Almost surely, 2^766158793951 is an apocalyptic number.

766158793951 is a deficient number, since it is larger than the sum of its proper divisors (1).

766158793951 is an equidigital number, since it uses as much as digits as its factorization.

766158793951 is an evil number, because the sum of its binary digits is even.

The product of its digits is 85730400, while the sum is 67.

The spelling of 766158793951 in words is "seven hundred sixty-six billion, one hundred fifty-eight million, seven hundred ninety-three thousand, nine hundred fifty-one".