120045755447552 has 36 divisors (see below), whose sum is σ = 261406453274736. Its totient is φ = 54566252474880.

The previous prime is 120045755447533. The next prime is 120045755447617. The reversal of 120045755447552 is 255744557540021.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21314939558 + ... + 21314945189.

Almost surely, 2^{120045755447552} is an apocalyptic number.

It is an amenable number.

120045755447552 is an abundant number, since it is smaller than the sum of its proper divisors (141360697827184).

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

120045755447552 is an equidigital number, since it uses as much as digits as its factorization.

120045755447552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42629884774 (or 42629884760 counting only the distinct ones).

The product of its (nonzero) digits is 39200000, while the sum is 56.

The spelling of 120045755447552 in words is "one hundred twenty trillion, forty-five billion, seven hundred fifty-five million, four hundred forty-seven thousand, five hundred fifty-two".