18713916122 has 16 divisors (see below), whose sum is σ = 30627238752. Its totient is φ = 8505084720.

The previous prime is 18713916083. The next prime is 18713916131. The reversal of 18713916122 is 22161931781.

It is a self number, because there is not a number n which added to its sum of digits gives 18713916122.

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, 101828 + ... + 218624.

It is an arithmetic number, because the mean of its divisors is an integer number (1914202422).

Almost surely, 2^18713916122 is an apocalyptic number.

18713916122 is a deficient number, since it is larger than the sum of its proper divisors (11913322630).

18713916122 is a wasteful number, since it uses less digits than its factorization.

18713916122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124093.

The product of its digits is 36288, while the sum is 41.

The spelling of 18713916122 in words is "eighteen billion, seven hundred thirteen million, nine hundred sixteen thousand, one hundred twenty-two".