76966917331061 has 2 divisors, whose sum is σ = 76966917331062. Its totient is φ = 76966917331060.

The previous prime is 76966917331033. The next prime is 76966917331111. The reversal of 76966917331061 is 16013371966967.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 54013533372100 + 22953383958961 = 7349390^2 + 4790969^2 .

It is a cyclic number.

It is not a de Polignac number, because 76966917331061 - 2⁶ = 76966917330997 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (76966917331961) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38483458665530 + 38483458665531.

It is an arithmetic number, because the mean of its divisors is an integer number (38483458665531).

Almost surely, 2^{76966917331061} is an apocalyptic number.

It is an amenable number.

76966917331061 is a deficient number, since it is larger than the sum of its proper divisors (1).

76966917331061 is an equidigital number, since it uses as much as digits as its factorization.

76966917331061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 46294416, while the sum is 65.

The spelling of 76966917331061 in words is "seventy-six trillion, nine hundred sixty-six billion, nine hundred seventeen million, three hundred thirty-one thousand, sixty-one".