18434416119 has 64 divisors (see below), whose sum is σ = 29953566720. Its totient is φ = 9857802240.

The previous prime is 18434416103. The next prime is 18434416153. The reversal of 18434416119 is 91161443481.

It is not a de Polignac number, because 18434416119 - 2⁴ = 18434416103 is a prime.

It is a super-2 number, since 2×18434416119² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (18434416199) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4167529 + ... + 4171949.

It is an arithmetic number, because the mean of its divisors is an integer number (468024480).

Almost surely, 2^18434416119 is an apocalyptic number.

18434416119 is a deficient number, since it is larger than the sum of its proper divisors (11519150601).

18434416119 is a wasteful number, since it uses less digits than its factorization.

18434416119 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4640.

The product of its digits is 82944, while the sum is 42.

The spelling of 18434416119 in words is "eighteen billion, four hundred thirty-four million, four hundred sixteen thousand, one hundred nineteen".