120453643064400 has 240 divisors, whose sum is σ = 386738110908864. Its totient is φ = 32047324323840.

The previous prime is 120453643064383. The next prime is 120453643064413. The reversal of 120453643064400 is 4460346354021.

It is a tau number, because it is divible by the number of its divisors (240).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5131571064 + ... + 5131594536.

Almost surely, 2^{120453643064400} is an apocalyptic number.

120453643064400 is a gapful number since it is divisible by the number (10) 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 120453643064400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (193369055454432).

120453643064400 is an abundant number, since it is smaller than the sum of its proper divisors (266284467844464).

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

120453643064400 is a wasteful number, since it uses less digits than its factorization.

120453643064400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33118 (or 33107 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 42.

The spelling of 120453643064400 in words is "one hundred twenty trillion, four hundred fifty-three billion, six hundred forty-three million, sixty-four thousand, four hundred".