52628323968 has 256 divisors, whose sum is σ = 175293936000. Its totient is φ = 15397724160.

The previous prime is 52628323919. The next prime is 52628323981. The reversal of 52628323968 is 86932382625.

52628323968 is a `hidden beast` number, since 5 + 2 + 628 + 3 + 2 + 3 + 9 + 6 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1078596 + ... + 1126332.

Almost surely, 2^52628323968 is an apocalyptic number.

52628323968 is a gapful number since it is divisible by the number (58) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52628323968, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (87646968000).

52628323968 is an abundant number, since it is smaller than the sum of its proper divisors (122665612032).

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

52628323968 is a wasteful number, since it uses less digits than its factorization.

52628323968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47800 (or 47782 counting only the distinct ones).

The product of its digits is 7464960, while the sum is 54.

The spelling of 52628323968 in words is "fifty-two billion, six hundred twenty-eight million, three hundred twenty-three thousand, nine hundred sixty-eight".