80311313388 has 24 divisors (see below), whose sum is σ = 190465083760. Its totient is φ = 26331577920.

The previous prime is 80311313377. The next prime is 80311313413. The reversal of 80311313388 is 88331311308.

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, 54856723 + ... + 54858186.

Almost surely, 2^80311313388 is an apocalyptic number.

It is an amenable number.

80311313388 is an abundant number, since it is smaller than the sum of its proper divisors (110153770372).

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

80311313388 is a wasteful number, since it uses less digits than its factorization.

80311313388 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109714977 (or 109714975 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 39.

The spelling of 80311313388 in words is "eighty billion, three hundred eleven million, three hundred thirteen thousand, three hundred eighty-eight".