53389440000 has 1320 divisors, whose sum is σ = 223460869632. Its totient is φ = 12165120000.

The previous prime is 53389439941. The next prime is 53389440059. The reversal of 53389440000 is 4498335.

53389440000 is a `hidden beast` number, since 533 + 89 + 4 + 40 + 0 + 0 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (53389439941) and next prime (53389440059).

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 polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 1722239985 + ... + 1722240015.

Almost surely, 2^53389440000 is an apocalyptic number.

53389440000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53389440000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (111730434816).

53389440000 is an abundant number, since it is smaller than the sum of its proper divisors (170071429632).

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

53389440000 is a wasteful number, since it uses less digits than its factorization.

53389440000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113 (or 77 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The spelling of 53389440000 in words is "fifty-three billion, three hundred eighty-nine million, four hundred forty thousand".