120442814645 has 32 divisors (see below), whose sum is σ = 157531046400. Its totient is φ = 88122633984.

The previous prime is 120442814623. The next prime is 120442814699. The reversal of 120442814645 is 546418244021.

It is a cyclic number.

It is not a de Polignac number, because 120442814645 - 2⁶ = 120442814581 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 168191 + ... + 518819.

It is an arithmetic number, because the mean of its divisors is an integer number (4922845200).

Almost surely, 2^120442814645 is an apocalyptic number.

It is an amenable number.

120442814645 is a deficient number, since it is larger than the sum of its proper divisors (37088231755).

120442814645 is a wasteful number, since it uses less digits than its factorization.

120442814645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 350789.

The product of its (nonzero) digits is 245760, while the sum is 41.

The spelling of 120442814645 in words is "one hundred twenty billion, four hundred forty-two million, eight hundred fourteen thousand, six hundred forty-five".