808900680 has 128 divisors (see below), whose sum is σ = 2919398400. Its totient is φ = 175156992.

The previous prime is 808900667. The next prime is 808900693. The reversal of 808900680 is 86009808.

It is an interprime number because it is at equal distance from previous prime (808900667) and next prime (808900693).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9382 + ... + 41301.

It is an arithmetic number, because the mean of its divisors is an integer number (22807800).

Almost surely, 2^808900680 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 808900680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1459699200).

808900680 is an abundant number, since it is smaller than the sum of its proper divisors (2110497720).

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

808900680 is a wasteful number, since it uses less digits than its factorization.

808900680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50723 (or 50719 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 39.

The square root of 808900680 is about 28441.1793004439. The cubic root of 808900680 is about 931.7478518707.

The spelling of 808900680 in words is "eight hundred eight million, nine hundred thousand, six hundred eighty".