80942615804 has 6 divisors (see below), whose sum is σ = 141649577664. Its totient is φ = 40471307900.

The previous prime is 80942615773. The next prime is 80942615893. The reversal of 80942615804 is 40851624908.

It is a congruent number.

It is an unprimeable number.

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, 10117826972 + ... + 10117826979.

It is an arithmetic number, because the mean of its divisors is an integer number (23608262944).

Almost surely, 2^80942615804 is an apocalyptic number.

It is an amenable number.

80942615804 is a deficient number, since it is larger than the sum of its proper divisors (60706961860).

80942615804 is a wasteful number, since it uses less digits than its factorization.

80942615804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20235653955 (or 20235653953 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 47.

The spelling of 80942615804 in words is "eighty billion, nine hundred forty-two million, six hundred fifteen thousand, eight hundred four".