80364431850 has 24 divisors (see below), whose sum is σ = 199303791360. Its totient is φ = 21430515120.

The previous prime is 80364431773. The next prime is 80364431869. The reversal of 80364431850 is 5813446308.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 267881290 + ... + 267881589.

It is an arithmetic number, because the mean of its divisors is an integer number (8304324640).

Almost surely, 2^80364431850 is an apocalyptic number.

80364431850 is an abundant number, since it is smaller than the sum of its proper divisors (118939359510).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

80364431850 is a wasteful number, since it uses less digits than its factorization.

80364431850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 535762894 (or 535762889 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 42.

The spelling of 80364431850 in words is "eighty billion, three hundred sixty-four million, four hundred thirty-one thousand, eight hundred fifty".