14534775728 has 40 divisors (see below), whose sum is σ = 30736889856. Its totient is φ = 6603348800.

The previous prime is 14534775713. The next prime is 14534775751. The reversal of 14534775728 is 82757743541.

It is a super-2 number, since 2×14534775728² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 14534775728.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 343073 + ... + 383103.

Almost surely, 2^14534775728 is an apocalyptic number.

It is an amenable number.

14534775728 is an abundant number, since it is smaller than the sum of its proper divisors (16202114128).

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

14534775728 is a wasteful number, since it uses less digits than its factorization.

14534775728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42113 (or 42107 counting only the distinct ones).

The product of its digits is 6585600, while the sum is 53.

The spelling of 14534775728 in words is "fourteen billion, five hundred thirty-four million, seven hundred seventy-five thousand, seven hundred twenty-eight".