52665574809600 has 1680 divisors, whose sum is σ = 217468577660400. Its totient is φ = 12521066987520.

The previous prime is 52665574809593. The next prime is 52665574809611. The reversal of 52665574809600 is 690847556625.

It is a happy number.

52665574809600 is a `hidden beast` number, since 5 + 2 + 6 + 65 + 5 + 7 + 480 + 96 + 0 + 0 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 5358177486 + ... + 5358187314.

Almost surely, 2^{52665574809600} is an apocalyptic number.

52665574809600 is a gapful number since it is divisible by the number (50) 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 52665574809600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (108734288830200).

52665574809600 is an abundant number, since it is smaller than the sum of its proper divisors (164803002850800).

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

52665574809600 is a wasteful number, since it uses less digits than its factorization.

52665574809600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9913 (or 9875 counting only the distinct ones).

The product of its (nonzero) digits is 108864000, while the sum is 63.

The spelling of 52665574809600 in words is "fifty-two trillion, six hundred sixty-five billion, five hundred seventy-four million, eight hundred nine thousand, six hundred".