8279740512 has 48 divisors (see below), whose sum is σ = 24149245680. Its totient is φ = 2759913216.

The previous prime is 8279740471. The next prime is 8279740591. The reversal of 8279740512 is 2150479728.

It is a happy number.

8279740512 is a `hidden beast` number, since 8 + 2 + 7 + 97 + 40 + 512 = 666.

It is a tau number, because it is divible by the number of its divisors (48).

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, 4790653 + ... + 4792380.

It is an arithmetic number, because the mean of its divisors is an integer number (503109285).

Almost surely, 2^8279740512 is an apocalyptic number.

It is an amenable number.

8279740512 is an abundant number, since it is smaller than the sum of its proper divisors (15869505168).

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

8279740512 is a wasteful number, since it uses less digits than its factorization.

8279740512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9583052 (or 9583038 counting only the distinct ones).

The product of its (nonzero) digits is 282240, while the sum is 45.

The square root of 8279740512 is about 90993.0794731116. The cubic root of 8279740512 is about 2023.0451499654.

The spelling of 8279740512 in words is "eight billion, two hundred seventy-nine million, seven hundred forty thousand, five hundred twelve".