120321168994944 has 144 divisors (see below), whose sum is σ = 367801613654670. Its totient is φ = 37747817619456.

The previous prime is 120321168994879. The next prime is 120321168994963. The reversal of 120321168994944 is 449499861123021.

120321168994944 is a `hidden beast` number, since 1 + 20 + 3 + 2 + 116 + 8 + 9 + 9 + 494 + 4 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 115985145729600 + 4336023265344 = 10769640^2 + 2082312^2 .

It is a tau number, because it is divible by the number of its divisors (144).

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 180368559 + ... + 181034414.

Almost surely, 2^{120321168994944} is an apocalyptic number.

It is an amenable number.

120321168994944 is an abundant number, since it is smaller than the sum of its proper divisors (247480444659726).

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

120321168994944 is a wasteful number, since it uses less digits than its factorization.

120321168994944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 361403027 (or 361402995 counting only the distinct ones).

The product of its (nonzero) digits is 26873856, while the sum is 63.

The spelling of 120321168994944 in words is "one hundred twenty trillion, three hundred twenty-one billion, one hundred sixty-eight million, nine hundred ninety-four thousand, nine hundred forty-four".