12899533255 has 16 divisors (see below), whose sum is σ = 17933131584. Its totient is φ = 8724222720.

The previous prime is 12899533247. The next prime is 12899533271. The reversal of 12899533255 is 55233599821.

It is not a de Polignac number, because 12899533255 - 2³ = 12899533247 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2521816 + ... + 2526925.

It is an arithmetic number, because the mean of its divisors is an integer number (1120820724).

Almost surely, 2^12899533255 is an apocalyptic number.

12899533255 is a deficient number, since it is larger than the sum of its proper divisors (5033598329).

12899533255 is an equidigital number, since it uses as much as digits as its factorization.

12899533255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5048826.

The product of its digits is 2916000, while the sum is 52.

The spelling of 12899533255 in words is "twelve billion, eight hundred ninety-nine million, five hundred thirty-three thousand, two hundred fifty-five".