18422654783115 has 24 divisors (see below), whose sum is σ = 32399511886224. Its totient is φ = 8932196257600.

The previous prime is 18422654783077. The next prime is 18422654783149. The reversal of 18422654783115 is 51138745622481.

It is not a de Polignac number, because 18422654783115 - 2¹¹ = 18422654781067 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5075109696 + ... + 5075113325.

It is an arithmetic number, because the mean of its divisors is an integer number (1349979661926).

Almost surely, 2^{18422654783115} is an apocalyptic number.

18422654783115 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

18422654783115 is a deficient number, since it is larger than the sum of its proper divisors (13976857103109).

18422654783115 is a wasteful number, since it uses less digits than its factorization.

18422654783115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10150223051 (or 10150223040 counting only the distinct ones).

The product of its digits is 12902400, while the sum is 57.

The spelling of 18422654783115 in words is "eighteen trillion, four hundred twenty-two billion, six hundred fifty-four million, seven hundred eighty-three thousand, one hundred fifteen".