120603615618 has 16 divisors (see below), whose sum is σ = 241313657760. Its totient is φ = 40183467456.

The previous prime is 120603615617. The next prime is 120603615619. The reversal of 120603615618 is 816516306021.

It is an interprime number because it is at equal distance from previous prime (120603615617) and next prime (120603615619).

It is not an unprimeable number, because it can be changed into a prime (120603615617) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4419703 + ... + 4446906.

It is an arithmetic number, because the mean of its divisors is an integer number (15082103610).

Almost surely, 2^120603615618 is an apocalyptic number.

120603615618 is an abundant number, since it is smaller than the sum of its proper divisors (120710042142).

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

120603615618 is a wasteful number, since it uses less digits than its factorization.

120603615618 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8868881.

The product of its (nonzero) digits is 51840, while the sum is 39.

The spelling of 120603615618 in words is "one hundred twenty billion, six hundred three million, six hundred fifteen thousand, six hundred eighteen".