52113561314004 has 72 divisors (see below), whose sum is σ = 133658439340608. Its totient is φ = 17117347645440.

The previous prime is 52113561313991. The next prime is 52113561314041. The reversal of 52113561314004 is 40041316531125.

52113561314004 is a `hidden beast` number, since 5 + 2 + 1 + 1 + 35 + 613 + 1 + 4 + 0 + 0 + 4 = 666.

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

It is a self number, because there is not a number n which added to its sum of digits gives 52113561314004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 688237 + ... + 10232340.

It is an arithmetic number, because the mean of its divisors is an integer number (1856367213064).

Almost surely, 2^{52113561314004} 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 52113561314004, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (66829219670304).

52113561314004 is an abundant number, since it is smaller than the sum of its proper divisors (81544878026604).

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

52113561314004 is a wasteful number, since it uses less digits than its factorization.

52113561314004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10922525 (or 10922520 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 36.

Adding to 52113561314004 its reverse (40041316531125), we get a palindrome (92154877845129).

The spelling of 52113561314004 in words is "fifty-two trillion, one hundred thirteen billion, five hundred sixty-one million, three hundred fourteen thousand, four".