80756277331 has 2 divisors, whose sum is σ = 80756277332. Its totient is φ = 80756277330.

The previous prime is 80756277319. The next prime is 80756277359. The reversal of 80756277331 is 13377265708.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 80756277331 - 2⁵ = 80756277299 is a prime.

It is a super-2 number, since 2×80756277331² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (80756277311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40378138665 + 40378138666.

It is an arithmetic number, because the mean of its divisors is an integer number (40378138666).

Almost surely, 2^80756277331 is an apocalyptic number.

80756277331 is a deficient number, since it is larger than the sum of its proper divisors (1).

80756277331 is an equidigital number, since it uses as much as digits as its factorization.

80756277331 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1481760, while the sum is 49.

The spelling of 80756277331 in words is "eighty billion, seven hundred fifty-six million, two hundred seventy-seven thousand, three hundred thirty-one".