800520010344 has 64 divisors (see below), whose sum is σ = 2234954462400. Its totient is φ = 265485471552.

The previous prime is 800520010319. The next prime is 800520010363. The reversal of 800520010344 is 443010025008.

It is a super-2 number, since 2×800520010344² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9363822 + ... + 9448925.

It is an arithmetic number, because the mean of its divisors is an integer number (34921163475).

Almost surely, 2^800520010344 is an apocalyptic number.

It is an amenable number.

800520010344 is an abundant number, since it is smaller than the sum of its proper divisors (1434434452056).

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

800520010344 is a wasteful number, since it uses less digits than its factorization.

800520010344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18812959 (or 18812949 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

The spelling of 800520010344 in words is "eight hundred billion, five hundred twenty million, ten thousand, three hundred forty-four".