14428772608 has 18 divisors (see below), whose sum is σ = 28801183334. Its totient is φ = 7214386176.

The previous prime is 14428772543. The next prime is 14428772609. The reversal of 14428772608 is 80627782441.

It can be written as a sum of positive squares in only one way, i.e., 11987622144 + 2441150464 = 109488^2 + 49408^2 .

It is a super-2 number, since 2×14428772608² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (14428772609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28180941 + ... + 28181452.

Almost surely, 2^14428772608 is an apocalyptic number.

It is an amenable number.

14428772608 is a deficient number, since it is larger than the sum of its proper divisors (14372410726).

14428772608 is an frugal number, since it uses more digits than its factorization.

14428772608 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56362409 (or 56362395 counting only the distinct ones).

The product of its (nonzero) digits is 1204224, while the sum is 49.

The spelling of 14428772608 in words is "fourteen billion, four hundred twenty-eight million, seven hundred seventy-two thousand, six hundred eight".