52736632236 has 18 divisors (see below), whose sum is σ = 133306487132. Its totient is φ = 17578877400.

The previous prime is 52736632163. The next prime is 52736632279. The reversal of 52736632236 is 63223663725.

52736632236 is a `hidden beast` number, since 5 + 2 + 7 + 3 + 6 + 632 + 2 + 3 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is a super-2 number, since 2×52736632236² (a number of 22 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 52736632191 and 52736632200.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 732453190 + ... + 732453261.

Almost surely, 2^52736632236 is an apocalyptic number.

It is an amenable number.

52736632236 is an abundant number, since it is smaller than the sum of its proper divisors (80569854896).

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

52736632236 is a wasteful number, since it uses less digits than its factorization.

52736632236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1464906461 (or 1464906456 counting only the distinct ones).

The product of its digits is 1632960, while the sum is 45.

The spelling of 52736632236 in words is "fifty-two billion, seven hundred thirty-six million, six hundred thirty-two thousand, two hundred thirty-six".