42222238618 has 64 divisors (see below), whose sum is σ = 76003183872. Its totient is φ = 17213253120.

The previous prime is 42222238609. The next prime is 42222238633. The reversal of 42222238618 is 81683222224.

42222238618 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 19078080 + ... + 19080292.

It is an arithmetic number, because the mean of its divisors is an integer number (1187549748).

Almost surely, 2^42222238618 is an apocalyptic number.

42222238618 is a deficient number, since it is larger than the sum of its proper divisors (33780945254).

42222238618 is a wasteful number, since it uses less digits than its factorization.

42222238618 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3079.

The product of its digits is 147456, while the sum is 40.

The spelling of 42222238618 in words is "forty-two billion, two hundred twenty-two million, two hundred thirty-eight thousand, six hundred eighteen".