52116711552 has 112 divisors (see below), whose sum is σ = 155668459230. Its totient is φ = 17372206080.

The previous prime is 52116711503. The next prime is 52116711553. The reversal of 52116711552 is 25511761125.

52116711552 is a `hidden beast` number, since 5 + 21 + 16 + 71 + 1 + 552 = 666.

It can be written as a sum of positive squares in only one way, i.e., 51340309056 + 776402496 = 226584^2 + 27864^2 .

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

It is not an unprimeable number, because it can be changed into a prime (52116711553) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 185949 + ... + 372572.

Almost surely, 2^52116711552 is an apocalyptic number.

It is an amenable number.

52116711552 is an abundant number, since it is smaller than the sum of its proper divisors (103551747678).

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

52116711552 is an frugal number, since it uses more digits than its factorization.

52116711552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 558553 (or 558526 counting only the distinct ones).

The product of its digits is 21000, while the sum is 36.

The spelling of 52116711552 in words is "fifty-two billion, one hundred sixteen million, seven hundred eleven thousand, five hundred fifty-two".