120044397156 has 12 divisors (see below), whose sum is σ = 280103593392. Its totient is φ = 40014799048.

The previous prime is 120044397133. The next prime is 120044397233. The reversal of 120044397156 is 651793440021.

It is a tau number, because it is divible by the number of its divisors (12).

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, 5001849870 + ... + 5001849893.

It is an arithmetic number, because the mean of its divisors is an integer number (23341966116).

Almost surely, 2^120044397156 is an apocalyptic number.

It is an amenable number.

120044397156 is an abundant number, since it is smaller than the sum of its proper divisors (160059196236).

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

120044397156 is a wasteful number, since it uses less digits than its factorization.

120044397156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10003699770 (or 10003699768 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 42.

The spelling of 120044397156 in words is "one hundred twenty billion, forty-four million, three hundred ninety-seven thousand, one hundred fifty-six".