120455456 has 24 divisors (see below), whose sum is σ = 258706224. Its totient is φ = 54752320.

The previous prime is 120455443. The next prime is 120455471. The reversal of 120455456 is 654554021.

It is a Harshad number since it is a multiple of its sum of digits (32).

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, 170750 + ... + 171453.

It is an arithmetic number, because the mean of its divisors is an integer number (10779426).

Almost surely, 2^120455456 is an apocalyptic number.

120455456 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

120455456 is an abundant number, since it is smaller than the sum of its proper divisors (138250768).

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

120455456 is a wasteful number, since it uses less digits than its factorization.

120455456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 342224 (or 342216 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 32.

The square root of 120455456 is about 10975.2200889094. The cubic root of 120455456 is about 493.8656554150.

The spelling of 120455456 in words is "one hundred twenty million, four hundred fifty-five thousand, four hundred fifty-six".