14557765816 has 16 divisors (see below), whose sum is σ = 29777248440. Its totient is φ = 6617166240.

The previous prime is 14557765801. The next prime is 14557765877. The reversal of 14557765816 is 61856775541.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 82714491 + ... + 82714666.

Almost surely, 2^14557765816 is an apocalyptic number.

It is an amenable number.

14557765816 is an abundant number, since it is smaller than the sum of its proper divisors (15219482624).

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

14557765816 is a wasteful number, since it uses less digits than its factorization.

14557765816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165429174 (or 165429170 counting only the distinct ones).

The product of its digits is 7056000, while the sum is 55.

The spelling of 14557765816 in words is "fourteen billion, five hundred fifty-seven million, seven hundred sixty-five thousand, eight hundred sixteen".