8051664736 has 12 divisors (see below), whose sum is σ = 15851715012. Its totient is φ = 4025832352.

The previous prime is 8051664697. The next prime is 8051664749. The reversal of 8051664736 is 6374661508.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 125807230 + ... + 125807293.

It is an arithmetic number, because the mean of its divisors is an integer number (1320976251).

Almost surely, 2^8051664736 is an apocalyptic number.

It is an amenable number.

8051664736 is a deficient number, since it is larger than the sum of its proper divisors (7800050276).

8051664736 is a wasteful number, since it uses less digits than its factorization.

8051664736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251614533 (or 251614525 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 46.

The square root of 8051664736 is about 89731.0689560756. The cubic root of 8051664736 is about 2004.2961595653.

The spelling of 8051664736 in words is "eight billion, fifty-one million, six hundred sixty-four thousand, seven hundred thirty-six".