53353387560 has 128 divisors (see below), whose sum is σ = 174682915200. Its totient is φ = 12928834560.

The previous prime is 53353387541. The next prime is 53353387561. The reversal of 53353387560 is 6578335335.

It is not an unprimeable number, because it can be changed into a prime (53353387561) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3896406 + ... + 3910074.

It is an arithmetic number, because the mean of its divisors is an integer number (1364710275).

Almost surely, 2^53353387560 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 53353387560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (87341457600).

53353387560 is an abundant number, since it is smaller than the sum of its proper divisors (121329527640).

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

53353387560 is a wasteful number, since it uses less digits than its factorization.

53353387560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16651 (or 16647 counting only the distinct ones).

The product of its (nonzero) digits is 3402000, while the sum is 48.

The spelling of 53353387560 in words is "fifty-three billion, three hundred fifty-three million, three hundred eighty-seven thousand, five hundred sixty".