52111916352 has 140 divisors (see below), whose sum is σ = 154977547296. Its totient is φ = 17314248960.

The previous prime is 52111916257. The next prime is 52111916393. The reversal of 52111916352 is 25361911125.

It is a happy number.

52111916352 is a `hidden beast` number, since 5 + 2 + 1 + 1 + 19 + 1 + 635 + 2 = 666.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1596063 + ... + 1628385.

Almost surely, 2^52111916352 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52111916352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (77488773648).

52111916352 is an abundant number, since it is smaller than the sum of its proper divisors (102865630944).

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

52111916352 is a wasteful number, since it uses less digits than its factorization.

52111916352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32658 (or 32639 counting only the distinct ones).

The product of its digits is 16200, while the sum is 36.

The spelling of 52111916352 in words is "fifty-two billion, one hundred eleven million, nine hundred sixteen thousand, three hundred fifty-two".