13456777228 has 12 divisors (see below), whose sum is σ = 24309017152. Its totient is φ = 6511343760.

The previous prime is 13456777199. The next prime is 13456777253. The reversal of 13456777228 is 82277765431.

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, 54261075 + ... + 54261322.

Almost surely, 2^13456777228 is an apocalyptic number.

It is an amenable number.

13456777228 is a deficient number, since it is larger than the sum of its proper divisors (10852239924).

13456777228 is a wasteful number, since it uses less digits than its factorization.

13456777228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108522432 (or 108522430 counting only the distinct ones).

The product of its digits is 3951360, while the sum is 52.

The spelling of 13456777228 in words is "thirteen billion, four hundred fifty-six million, seven hundred seventy-seven thousand, two hundred twenty-eight".