8494724864 has 36 divisors (see below), whose sum is σ = 17114792184. Its totient is φ = 4207653888.

The previous prime is 8494724807. The next prime is 8494724879. The reversal of 8494724864 is 4684274948.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 127667 + ... + 182450.

It is an arithmetic number, because the mean of its divisors is an integer number (475410894).

Almost surely, 2^8494724864 is an apocalyptic number.

It is an amenable number.

8494724864 is an abundant number, since it is smaller than the sum of its proper divisors (8620067320).

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

8494724864 is a wasteful number, since it uses less digits than its factorization.

8494724864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 310240 (or 310226 counting only the distinct ones).

The product of its digits is 12386304, while the sum is 56.

The square root of 8494724864 is about 92166.8316912326. The cubic root of 8494724864 is about 2040.4052815187.

The spelling of 8494724864 in words is "eight billion, four hundred ninety-four million, seven hundred twenty-four thousand, eight hundred sixty-four".