52237168536 has 128 divisors (see below), whose sum is σ = 152418240000. Its totient is φ = 14912827776.

The previous prime is 52237168513. The next prime is 52237168541. The reversal of 52237168536 is 63586173225.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 17030475 + ... + 17033541.

It is an arithmetic number, because the mean of its divisors is an integer number (1190767500).

Almost surely, 2^52237168536 is an apocalyptic number.

52237168536 is a gapful number since it is divisible by the number (56) 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 52237168536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (76209120000).

52237168536 is an abundant number, since it is smaller than the sum of its proper divisors (100181071464).

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

52237168536 is a wasteful number, since it uses less digits than its factorization.

52237168536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5166 (or 5148 counting only the distinct ones).

The product of its digits is 1814400, while the sum is 48.

The spelling of 52237168536 in words is "fifty-two billion, two hundred thirty-seven million, one hundred sixty-eight thousand, five hundred thirty-six".