120549239418 has 16 divisors (see below), whose sum is σ = 242577612576. Its totient is φ = 39936557520.

The previous prime is 120549239399. The next prime is 120549239431. The reversal of 120549239418 is 814932945021.

It is a happy 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, 61629513 + ... + 61631468.

It is an arithmetic number, because the mean of its divisors is an integer number (15161100786).

Almost surely, 2^120549239418 is an apocalyptic number.

120549239418 is an abundant number, since it is smaller than the sum of its proper divisors (122028373158).

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

120549239418 is a wasteful number, since it uses less digits than its factorization.

120549239418 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123261149.

The product of its (nonzero) digits is 622080, while the sum is 48.

The spelling of 120549239418 in words is "one hundred twenty billion, five hundred forty-nine million, two hundred thirty-nine thousand, four hundred eighteen".