120515054423256 has 96 divisors (see below), whose sum is σ = 343584186020400. Its totient is φ = 38056215225600.

The previous prime is 120515054423251. The next prime is 120515054423329. The reversal of 120515054423256 is 652324450515021.

120515054423256 is a `hidden beast` number, since 1 + 2 + 0 + 5 + 1 + 50 + 544 + 2 + 3 + 2 + 56 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120515054423251) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 43692306 + ... + 46368606.

Almost surely, 2^{120515054423256} is an apocalyptic number.

It is an amenable number.

120515054423256 is an abundant number, since it is smaller than the sum of its proper divisors (223069131597144).

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

120515054423256 is a wasteful number, since it uses less digits than its factorization.

120515054423256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2709249 (or 2709242 counting only the distinct ones).

The product of its (nonzero) digits is 1440000, while the sum is 45.

The spelling of 120515054423256 in words is "one hundred twenty trillion, five hundred fifteen billion, fifty-four million, four hundred twenty-three thousand, two hundred fifty-six".