120115843755840 has 112 divisors (see below), whose sum is σ = 423742004391360. Its totient is φ = 32030891665920.

The previous prime is 120115843755827. The next prime is 120115843755863. The reversal of 120115843755840 is 48557348511021.

120115843755840 is a `hidden beast` number, since 1 + 2 + 0 + 1 + 1 + 5 + 8 + 43 + 7 + 558 + 40 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6951139726 + ... + 6951157005.

Almost surely, 2^{120115843755840} is an apocalyptic number.

120115843755840 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120115843755840 is an abundant number, since it is smaller than the sum of its proper divisors (303626160635520).

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

120115843755840 is a wasteful number, since it uses less digits than its factorization.

120115843755840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13902296757 (or 13902296741 counting only the distinct ones).

The product of its (nonzero) digits is 5376000, while the sum is 54.

The spelling of 120115843755840 in words is "one hundred twenty trillion, one hundred fifteen billion, eight hundred forty-three million, seven hundred fifty-five thousand, eight hundred forty".