761316179081 has 2 divisors, whose sum is σ = 761316179082. Its totient is φ = 761316179080.

The previous prime is 761316179053. The next prime is 761316179137. The reversal of 761316179081 is 180971613167.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 392483455225 + 368832723856 = 626485^2 + 607316^2 .

It is a cyclic number.

It is not a de Polignac number, because 761316179081 - 2¹⁰ = 761316178057 is a prime.

It is a super-2 number, since 2×761316179081² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (761316179011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 380658089540 + 380658089541.

It is an arithmetic number, because the mean of its divisors is an integer number (380658089541).

Almost surely, 2^761316179081 is an apocalyptic number.

It is an amenable number.

761316179081 is a deficient number, since it is larger than the sum of its proper divisors (1).

761316179081 is an equidigital number, since it uses as much as digits as its factorization.

761316179081 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 381024, while the sum is 50.

The spelling of 761316179081 in words is "seven hundred sixty-one billion, three hundred sixteen million, one hundred seventy-nine thousand, eighty-one".