80440684602 has 16 divisors (see below), whose sum is σ = 160884335712. Its totient is φ = 26813067120.

The previous prime is 80440684589. The next prime is 80440684603. The reversal of 80440684602 is 20648604408.

It is not an unprimeable number, because it can be changed into a prime (80440684603) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 398652 + ... + 565512.

It is an arithmetic number, because the mean of its divisors is an integer number (10055270982).

Almost surely, 2^80440684602 is an apocalyptic number.

80440684602 is an abundant number, since it is smaller than the sum of its proper divisors (80443651110).

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

80440684602 is a wasteful number, since it uses less digits than its factorization.

80440684602 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 247213.

The product of its (nonzero) digits is 294912, while the sum is 42.

The spelling of 80440684602 in words is "eighty billion, four hundred forty million, six hundred eighty-four thousand, six hundred two".