53287984128 has 88 divisors (see below), whose sum is σ = 142346447632. Its totient is φ = 17723326464.

The previous prime is 53287984111. The next prime is 53287984163. The reversal of 53287984128 is 82148978235.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1384926 + ... + 1422882.

Almost surely, 2^53287984128 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 53287984128, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (71173223816).

53287984128 is an abundant number, since it is smaller than the sum of its proper divisors (89058463504).

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

53287984128 is a wasteful number, since it uses less digits than its factorization.

53287984128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38437 (or 38419 counting only the distinct ones).

The product of its digits is 7741440, while the sum is 57.

The spelling of 53287984128 in words is "fifty-three billion, two hundred eighty-seven million, nine hundred eighty-four thousand, one hundred twenty-eight".