52160264640 has 168 divisors, whose sum is σ = 195719657328. Its totient is φ = 12644904960.

The previous prime is 52160264627. The next prime is 52160264641. The reversal of 52160264640 is 4646206125.

52160264640 is a `hidden beast` number, since 5 + 2 + 1 + 6 + 0 + 2 + 6 + 4 + 640 = 666.

52160264640 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 = 52160264595 and 52160264604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52160264641) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 791557 + ... + 854916.

Almost surely, 2^52160264640 is an apocalyptic number.

It is an amenable number.

52160264640 is an abundant number, since it is smaller than the sum of its proper divisors (143559392688).

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

52160264640 is a wasteful number, since it uses less digits than its factorization.

52160264640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1646507 (or 1646494 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

The spelling of 52160264640 in words is "fifty-two billion, one hundred sixty million, two hundred sixty-four thousand, six hundred forty".