52562463768 has 72 divisors (see below), whose sum is σ = 144093837420. Its totient is φ = 17309563680.

The previous prime is 52562463763. The next prime is 52562463781. The reversal of 52562463768 is 86736426525.

52562463768 is a `hidden beast` number, since 5 + 2 + 5 + 624 + 6 + 3 + 7 + 6 + 8 = 666.

52562463768 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (72).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52562463763) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 443023 + ... + 548993.

Almost surely, 2^52562463768 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 52562463768, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (72046918710).

52562463768 is an abundant number, since it is smaller than the sum of its proper divisors (91531373652).

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

52562463768 is a wasteful number, since it uses less digits than its factorization.

52562463768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106149 (or 106059 counting only the distinct ones).

The product of its digits is 14515200, while the sum is 54.

The spelling of 52562463768 in words is "fifty-two billion, five hundred sixty-two million, four hundred sixty-three thousand, seven hundred sixty-eight".