13044235455 has 24 divisors (see below), whose sum is σ = 22634682720. Its totient is φ = 6949333440.

The previous prime is 13044235447. The next prime is 13044235537. The reversal of 13044235455 is 55453244031.

13044235455 is a `hidden beast` number, since 130 + 4 + 42 + 35 + 455 = 666.

It is not a de Polignac number, because 13044235455 - 2³ = 13044235447 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 116356 + ... + 199065.

It is an arithmetic number, because the mean of its divisors is an integer number (943111780).

Almost surely, 2^13044235455 is an apocalyptic number.

13044235455 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

13044235455 is a deficient number, since it is larger than the sum of its proper divisors (9590447265).

13044235455 is a wasteful number, since it uses less digits than its factorization.

13044235455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 316351 (or 316348 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 36.

Adding to 13044235455 its reverse (55453244031), we get a palindrome (68497479486).

The spelling of 13044235455 in words is "thirteen billion, forty-four million, two hundred thirty-five thousand, four hundred fifty-five".