52563404016 has 120 divisors (see below), whose sum is σ = 153817762176. Its totient is φ = 16724695680.

The previous prime is 52563403999. The next prime is 52563404021. The reversal of 52563404016 is 61040436525.

52563404016 is a `hidden beast` number, since 5 + 2 + 5 + 634 + 0 + 4 + 0 + 16 = 666.

It is a super-2 number, since 2×52563404016² (a number of 22 digits) contains 22 as substring.

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 pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1610031 + ... + 1642353.

Almost surely, 2^52563404016 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 52563404016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (76908881088).

52563404016 is an abundant number, since it is smaller than the sum of its proper divisors (101254358160).

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

52563404016 is a wasteful number, since it uses less digits than its factorization.

52563404016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32851 (or 32842 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

The spelling of 52563404016 in words is "fifty-two billion, five hundred sixty-three million, four hundred four thousand, sixteen".