53662344384 has 448 divisors, whose sum is σ = 168676807680. Its totient is φ = 14890106880.

The previous prime is 53662344383. The next prime is 53662344391. The reversal of 53662344384 is 48344326635.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is not an unprimeable number, because it can be changed into a prime (53662344383) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 131203572 + ... + 131203980.

Almost surely, 2^53662344384 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 53662344384, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (84338403840).

53662344384 is an abundant number, since it is smaller than the sum of its proper divisors (115014463296).

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

53662344384 is a wasteful number, since it uses less digits than its factorization.

53662344384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 568 (or 558 counting only the distinct ones).

The product of its digits is 4976640, while the sum is 48.

The spelling of 53662344384 in words is "fifty-three billion, six hundred sixty-two million, three hundred forty-four thousand, three hundred eighty-four".