53572166400 has 216 divisors, whose sum is σ = 182504541184. Its totient is φ = 13824921600.

The previous prime is 53572166377. The next prime is 53572166411. The reversal of 53572166400 is 466127535.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 550197 + ... + 640203.

Almost surely, 2^53572166400 is an apocalyptic number.

53572166400 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 53572166400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (91252270592).

53572166400 is an abundant number, since it is smaller than the sum of its proper divisors (128932374784).

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

53572166400 is a wasteful number, since it uses less digits than its factorization.

53572166400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90067 (or 90048 counting only the distinct ones).

The product of its (nonzero) digits is 151200, while the sum is 39.

The spelling of 53572166400 in words is "fifty-three billion, five hundred seventy-two million, one hundred sixty-six thousand, four hundred".