54921525120 has 640 divisors, whose sum is σ = 244549324800. Its totient is φ = 11411435520.

The previous prime is 54921525083. The next prime is 54921525137. The reversal of 54921525120 is 2152512945.

54921525120 is a `hidden beast` number, since 5 + 4 + 9 + 2 + 1 + 525 + 120 = 666.

54921525120 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (640).

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 79 ways as a sum of consecutive naturals, for example, 3984801 + ... + 3998559.

It is an arithmetic number, because the mean of its divisors is an integer number (382108320).

Almost surely, 2^54921525120 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 54921525120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (122274662400).

54921525120 is an abundant number, since it is smaller than the sum of its proper divisors (189627799680).

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

54921525120 is a wasteful number, since it uses less digits than its factorization.

54921525120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13808 (or 13787 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 36.

The spelling of 54921525120 in words is "fifty-four billion, nine hundred twenty-one million, five hundred twenty-five thousand, one hundred twenty".