18425916683514 has 24 divisors (see below), whose sum is σ = 42024020507040. Its totient is φ = 5818710531528.

The previous prime is 18425916683417. The next prime is 18425916683543. The reversal of 18425916683514 is 41538661952481.

It is a happy number.

18425916683514 is a `hidden beast` number, since 1 + 8 + 4 + 2 + 59 + 1 + 6 + 68 + 3 + 514 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 26938474342 + ... + 26938475025.

It is an arithmetic number, because the mean of its divisors is an integer number (1751000854460).

Almost surely, 2^{18425916683514} is an apocalyptic number.

18425916683514 is an abundant number, since it is smaller than the sum of its proper divisors (23598103823526).

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

18425916683514 is a wasteful number, since it uses less digits than its factorization.

18425916683514 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53876949394 (or 53876949391 counting only the distinct ones).

The product of its digits is 49766400, while the sum is 63.

The spelling of 18425916683514 in words is "eighteen trillion, four hundred twenty-five billion, nine hundred sixteen million, six hundred eighty-three thousand, five hundred fourteen".