13044251242 has 16 divisors (see below), whose sum is σ = 21455741952. Its totient is φ = 5898481920.

The previous prime is 13044251159. The next prime is 13044251287. The reversal of 13044251242 is 24215244031.

It is a self number, because there is not a number n which added to its sum of digits gives 13044251242.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1531818 + ... + 1540309.

It is an arithmetic number, because the mean of its divisors is an integer number (1340983872).

Almost surely, 2^13044251242 is an apocalyptic number.

13044251242 is a deficient number, since it is larger than the sum of its proper divisors (8411490710).

13044251242 is a wasteful number, since it uses less digits than its factorization.

13044251242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3072333.

The product of its (nonzero) digits is 7680, while the sum is 28.

Adding to 13044251242 its reverse (24215244031), we get a palindrome (37259495273).

The spelling of 13044251242 in words is "thirteen billion, forty-four million, two hundred fifty-one thousand, two hundred forty-two".