76053647664 has 120 divisors (see below), whose sum is σ = 215616793392. Its totient is φ = 25021624320.

The previous prime is 76053647653. The next prime is 76053647717. The reversal of 76053647664 is 46674635067.

76053647664 is a `hidden beast` number, since 7 + 6 + 0 + 536 + 47 + 6 + 64 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 76053647664.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15786184 + ... + 15791000.

Almost surely, 2^76053647664 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 76053647664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (107808396696).

76053647664 is an abundant number, since it is smaller than the sum of its proper divisors (139563145728).

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

76053647664 is a wasteful number, since it uses less digits than its factorization.

76053647664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6235 (or 6226 counting only the distinct ones).

The product of its (nonzero) digits is 15240960, while the sum is 54.

The spelling of 76053647664 in words is "seventy-six billion, fifty-three million, six hundred forty-seven thousand, six hundred sixty-four".