120170651265556 has 24 divisors (see below), whose sum is σ = 210527143374240. Its totient is φ = 60020051474400.

The previous prime is 120170651265461. The next prime is 120170651265569. The reversal of 120170651265556 is 655562156071021.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36701175 + ... + 39841153.

It is an arithmetic number, because the mean of its divisors is an integer number (8771964307260).

Almost surely, 2^{120170651265556} is an apocalyptic number.

It is an amenable number.

120170651265556 is a deficient number, since it is larger than the sum of its proper divisors (90356492108684).

120170651265556 is a wasteful number, since it uses less digits than its factorization.

120170651265556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3150375 (or 3150373 counting only the distinct ones).

The product of its (nonzero) digits is 3780000, while the sum is 52.

The spelling of 120170651265556 in words is "one hundred twenty trillion, one hundred seventy billion, six hundred fifty-one million, two hundred sixty-five thousand, five hundred fifty-six".