80345368904 has 32 divisors (see below), whose sum is σ = 154751990400. Its totient is φ = 39083633280.

The previous prime is 80345368879. The next prime is 80345368931. The reversal of 80345368904 is 40986354308.

It is a happy number.

It is a super-2 number, since 2×80345368904² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 223412 + ... + 458915.

It is an arithmetic number, because the mean of its divisors is an integer number (4835999700).

Almost surely, 2^80345368904 is an apocalyptic number.

It is an amenable number.

80345368904 is a deficient number, since it is larger than the sum of its proper divisors (74406621496).

80345368904 is a wasteful number, since it uses less digits than its factorization.

80345368904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 682733 (or 682729 counting only the distinct ones).

The product of its (nonzero) digits is 2488320, while the sum is 50.

The spelling of 80345368904 in words is "eighty billion, three hundred forty-five million, three hundred sixty-eight thousand, nine hundred four".