53647954944 has 176 divisors, whose sum is σ = 151638484800. Its totient is φ = 16815292416.

The previous prime is 53647954897. The next prime is 53647954981. The reversal of 53647954944 is 44945974635.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7993062 + ... + 7999770.

It is an arithmetic number, because the mean of its divisors is an integer number (861582300).

Almost surely, 2^53647954944 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 53647954944, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (75819242400).

53647954944 is an abundant number, since it is smaller than the sum of its proper divisors (97990529856).

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

53647954944 is a wasteful number, since it uses less digits than its factorization.

53647954944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6888 (or 6870 counting only the distinct ones).

The product of its digits is 65318400, while the sum is 60.

The spelling of 53647954944 in words is "fifty-three billion, six hundred forty-seven million, nine hundred fifty-four thousand, nine hundred forty-four".