76630934657 has 2 divisors, whose sum is σ = 76630934658. Its totient is φ = 76630934656.

The previous prime is 76630934587. The next prime is 76630934689. The reversal of 76630934657 is 75643903667.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 76601079361 + 29855296 = 276769^2 + 5464^2 .

It is a cyclic number.

It is not a de Polignac number, because 76630934657 - 2¹⁰ = 76630933633 is a prime.

It is a super-4 number, since 4×76630934657⁴ (a number of 45 digits) contains 4444 as substring.

It is not a weakly prime, because it can be changed into another prime (76630933657) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38315467328 + 38315467329.

It is an arithmetic number, because the mean of its divisors is an integer number (38315467329).

Almost surely, 2^76630934657 is an apocalyptic number.

It is an amenable number.

76630934657 is a deficient number, since it is larger than the sum of its proper divisors (1).

76630934657 is an equidigital number, since it uses as much as digits as its factorization.

76630934657 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17146080, while the sum is 56.

The spelling of 76630934657 in words is "seventy-six billion, six hundred thirty million, nine hundred thirty-four thousand, six hundred fifty-seven".