80814367951 has 2 divisors, whose sum is σ = 80814367952. Its totient is φ = 80814367950.

The previous prime is 80814367897. The next prime is 80814368021. The reversal of 80814367951 is 15976341808.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 80814367951 - 2²³ = 80805979343 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (80817367951) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40407183975 + 40407183976.

It is an arithmetic number, because the mean of its divisors is an integer number (40407183976).

Almost surely, 2^80814367951 is an apocalyptic number.

80814367951 is a deficient number, since it is larger than the sum of its proper divisors (1).

80814367951 is an equidigital number, since it uses as much as digits as its factorization.

80814367951 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1451520, while the sum is 52.

The spelling of 80814367951 in words is "eighty billion, eight hundred fourteen million, three hundred sixty-seven thousand, nine hundred fifty-one".