5711336640 has 84 divisors (see below), whose sum is σ = 19644628224. Its totient is φ = 1523022336.

The previous prime is 5711336639. The next prime is 5711336663. The reversal of 5711336640 is 466331175.

5711336640 is a `hidden beast` number, since 5 + 7 + 1 + 1 + 3 + 3 + 6 + 640 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 5711336595 and 5711336604.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 988672 + ... + 994431.

Almost surely, 2^5711336640 is an apocalyptic number.

It is an amenable number.

5711336640 is an abundant number, since it is smaller than the sum of its proper divisors (13933291584).

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

5711336640 is a wasteful number, since it uses less digits than its factorization.

5711336640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1983126 (or 1983113 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 36.

The square root of 5711336640 is about 75573.3857915602. The cubic root of 5711336640 is about 1787.4994620110.

The spelling of 5711336640 in words is "five billion, seven hundred eleven million, three hundred thirty-six thousand, six hundred forty".