54459522180000 has 2520 divisors, whose sum is σ = 241307981228160. Its totient is φ = 12041447040000.

The previous prime is 54459522179921. The next prime is 54459522180023. The reversal of 54459522180000 is 8122595445.

54459522180000 is a `hidden beast` number, since 5 + 4 + 45 + 9 + 522 + 1 + 80 + 0 + 0 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (2520).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 419 ways as a sum of consecutive naturals, for example, 22147018771 + ... + 22147021229.

It is an arithmetic number, because the mean of its divisors is an integer number (95757135408).

Almost surely, 2^{54459522180000} is an apocalyptic number.

54459522180000 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 54459522180000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (120653990614080).

54459522180000 is an abundant number, since it is smaller than the sum of its proper divisors (186848459048160).

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

54459522180000 is an equidigital number, since it uses as much as digits as its factorization.

54459522180000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2552 (or 2507 counting only the distinct ones).

The product of its (nonzero) digits is 576000, while the sum is 45.

The spelling of 54459522180000 in words is "fifty-four trillion, four hundred fifty-nine billion, five hundred twenty-two million, one hundred eighty thousand".