52645762224 has 180 divisors, whose sum is σ = 162222304608. Its totient is φ = 15926127360.

The previous prime is 52645762217. The next prime is 52645762237. The reversal of 52645762224 is 42226754625.

It is a happy number.

52645762224 is a `hidden beast` number, since 52 + 6 + 4 + 576 + 2 + 2 + 24 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 52645762224.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 11793817 + ... + 11798279.

Almost surely, 2^52645762224 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 52645762224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (81111152304).

52645762224 is an abundant number, since it is smaller than the sum of its proper divisors (109576542384).

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

52645762224 is a wasteful number, since it uses less digits than its factorization.

52645762224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5176 (or 5156 counting only the distinct ones).

The product of its digits is 1612800, while the sum is 45.

The spelling of 52645762224 in words is "fifty-two billion, six hundred forty-five million, seven hundred sixty-two thousand, two hundred twenty-four".