8379784756 has 24 divisors (see below), whose sum is σ = 16989156800. Its totient is φ = 3542139072.

The previous prime is 8379784733. The next prime is 8379784799. The reversal of 8379784756 is 6574879738.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2047806 + ... + 2051893.

Almost surely, 2^8379784756 is an apocalyptic number.

It is an amenable number.

8379784756 is an abundant number, since it is smaller than the sum of its proper divisors (8609372044).

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

8379784756 is a wasteful number, since it uses less digits than its factorization.

8379784756 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4099783 (or 4099781 counting only the distinct ones).

The product of its digits is 71124480, while the sum is 64.

The square root of 8379784756 is about 91541.1642705073. The cubic root of 8379784756 is about 2031.1607132464.

The spelling of 8379784756 in words is "eight billion, three hundred seventy-nine million, seven hundred eighty-four thousand, seven hundred fifty-six".