53567749312 has 168 divisors, whose sum is σ = 133895632640. Its totient is φ = 20813760000.

The previous prime is 53567749171. The next prime is 53567749331. The reversal of 53567749312 is 21394776535.

53567749312 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 53567749312.

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, 23796187 + ... + 23798437.

Almost surely, 2^53567749312 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 53567749312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (66947816320).

53567749312 is an abundant number, since it is smaller than the sum of its proper divisors (80327883328).

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

53567749312 is a wasteful number, since it uses less digits than its factorization.

53567749312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2731 (or 2710 counting only the distinct ones).

The product of its digits is 4762800, while the sum is 52.

The spelling of 53567749312 in words is "fifty-three billion, five hundred sixty-seven million, seven hundred forty-nine thousand, three hundred twelve".