52133242536 has 24 divisors (see below), whose sum is σ = 141194198730. Its totient is φ = 17377747488.

The previous prime is 52133242501. The next prime is 52133242547. The reversal of 52133242536 is 63524233125.

52133242536 is a `hidden beast` number, since 52 + 1 + 3 + 32 + 42 + 536 = 666.

It can be written as a sum of positive squares in only one way, i.e., 51942968100 + 190274436 = 227910^2 + 13794^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is a super-2 number, since 2×52133242536² (a number of 22 digits) contains 22 as substring.

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

It is a self number, because there is not a number n which added to its sum of digits gives 52133242536.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 362036335 + ... + 362036478.

Almost surely, 2^52133242536 is an apocalyptic number.

It is an amenable number.

52133242536 is an abundant number, since it is smaller than the sum of its proper divisors (89060956194).

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

52133242536 is a wasteful number, since it uses less digits than its factorization.

52133242536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 724072825 (or 724072818 counting only the distinct ones).

The product of its digits is 129600, while the sum is 36.

The spelling of 52133242536 in words is "fifty-two billion, one hundred thirty-three million, two hundred forty-two thousand, five hundred thirty-six".