13147283268 has 72 divisors (see below), whose sum is σ = 40215232512. Its totient is φ = 3535402752.

The previous prime is 13147283243. The next prime is 13147283269. The reversal of 13147283268 is 86238274131.

13147283268 is a `hidden beast` number, since 1 + 314 + 7 + 2 + 8 + 326 + 8 = 666.

It is not an unprimeable number, because it can be changed into a prime (13147283269) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1530180 + ... + 1538747.

It is an arithmetic number, because the mean of its divisors is an integer number (558544896).

Almost surely, 2^13147283268 is an apocalyptic number.

13147283268 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

13147283268 is an abundant number, since it is smaller than the sum of its proper divisors (27067949244).

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

13147283268 is a wasteful number, since it uses less digits than its factorization.

13147283268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3068961 (or 3068956 counting only the distinct ones).

The product of its digits is 387072, while the sum is 45.

The spelling of 13147283268 in words is "thirteen billion, one hundred forty-seven million, two hundred eighty-three thousand, two hundred sixty-eight".