14818518456 has 192 divisors, whose sum is σ = 45677520000. Its totient is φ = 3983212800.

The previous prime is 14818518431. The next prime is 14818518467. The reversal of 14818518456 is 65481581841.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 14818518399 and 14818518408.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3327031 + ... + 3331481.

It is an arithmetic number, because the mean of its divisors is an integer number (237903750).

Almost surely, 2^14818518456 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 14818518456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22838760000).

14818518456 is an abundant number, since it is smaller than the sum of its proper divisors (30859001544).

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

14818518456 is a wasteful number, since it uses less digits than its factorization.

14818518456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4642 (or 4631 counting only the distinct ones).

The product of its digits is 1228800, while the sum is 51.

The spelling of 14818518456 in words is "fourteen billion, eight hundred eighteen million, five hundred eighteen thousand, four hundred fifty-six".