76902406433 has 2 divisors, whose sum is σ = 76902406434. Its totient is φ = 76902406432.

The previous prime is 76902406421. The next prime is 76902406517. The reversal of 76902406433 is 33460420967.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 52268476129 + 24633930304 = 228623^2 + 156952^2 .

It is a cyclic number.

It is not a de Polignac number, because 76902406433 - 2⁸ = 76902406177 is a prime.

It is not a weakly prime, because it can be changed into another prime (76902406733) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38451203216 + 38451203217.

It is an arithmetic number, because the mean of its divisors is an integer number (38451203217).

Almost surely, 2^76902406433 is an apocalyptic number.

It is an amenable number.

76902406433 is a deficient number, since it is larger than the sum of its proper divisors (1).

76902406433 is an equidigital number, since it uses as much as digits as its factorization.

76902406433 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 653184, while the sum is 44.

The spelling of 76902406433 in words is "seventy-six billion, nine hundred two million, four hundred six thousand, four hundred thirty-three".