8674920780 has 72 divisors (see below), whose sum is σ = 24567109392. Its totient is φ = 2287194624.

The previous prime is 8674920679. The next prime is 8674920811. The reversal of 8674920780 is 870294768.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 466134 + ... + 484386.

Almost surely, 2^8674920780 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 8674920780, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12283554696).

8674920780 is an abundant number, since it is smaller than the sum of its proper divisors (15892188612).

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

8674920780 is a wasteful number, since it uses less digits than its factorization.

8674920780 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18443 (or 18352 counting only the distinct ones).

The product of its (nonzero) digits is 1354752, while the sum is 51.

The square root of 8674920780 is about 93139.2547747726. The cubic root of 8674920780 is about 2054.7319427058.

The spelling of 8674920780 in words is "eight billion, six hundred seventy-four million, nine hundred twenty thousand, seven hundred eighty".