82031433412987 has 2 divisors, whose sum is σ = 82031433412988. Its totient is φ = 82031433412986.

The previous prime is 82031433412933. The next prime is 82031433413087. The reversal of 82031433412987 is 78921433413028.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 82031433412987 - 2³⁵ = 81997073674619 is a prime.

It is a super-2 number, since 2×82031433412987² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (82031433419987) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41015716706493 + 41015716706494.

It is an arithmetic number, because the mean of its divisors is an integer number (41015716706494).

Almost surely, 2^{82031433412987} is an apocalyptic number.

82031433412987 is a deficient number, since it is larger than the sum of its proper divisors (1).

82031433412987 is an equidigital number, since it uses as much as digits as its factorization.

82031433412987 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6967296, while the sum is 55.

The spelling of 82031433412987 in words is "eighty-two trillion, thirty-one billion, four hundred thirty-three million, four hundred twelve thousand, nine hundred eighty-seven".