120306542647018 has 64 divisors (see below), whose sum is σ = 222715696896000. Its totient is φ = 47462830559424.

The previous prime is 120306542647007. The next prime is 120306542647021. The reversal of 120306542647018 is 810746245603021.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 637193353 + ... + 637382131.

It is an arithmetic number, because the mean of its divisors is an integer number (3479932764000).

Almost surely, 2^{120306542647018} is an apocalyptic number.

120306542647018 is a deficient number, since it is larger than the sum of its proper divisors (102409154248982).

120306542647018 is a wasteful number, since it uses less digits than its factorization.

120306542647018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198419.

The product of its (nonzero) digits is 1935360, while the sum is 49.

The spelling of 120306542647018 in words is "one hundred twenty trillion, three hundred six billion, five hundred forty-two million, six hundred forty-seven thousand, eighteen".