80834482931 has 2 divisors, whose sum is σ = 80834482932. Its totient is φ = 80834482930.

The previous prime is 80834482909. The next prime is 80834482943. The reversal of 80834482931 is 13928443808.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-80834482931 is a prime.

It is a super-2 number, since 2×80834482931² (a number of 23 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 80834482931.

It is not a weakly prime, because it can be changed into another prime (80834482901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40417241465 + 40417241466.

It is an arithmetic number, because the mean of its divisors is an integer number (40417241466).

Almost surely, 2^80834482931 is an apocalyptic number.

80834482931 is a deficient number, since it is larger than the sum of its proper divisors (1).

80834482931 is an equidigital number, since it uses as much as digits as its factorization.

80834482931 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1327104, while the sum is 50.

The spelling of 80834482931 in words is "eighty billion, eight hundred thirty-four million, four hundred eighty-two thousand, nine hundred thirty-one".