13040444311302 has 32 divisors (see below), whose sum is σ = 26797047321312. Its totient is φ = 4227553845504.

The previous prime is 13040444311277. The next prime is 13040444311351. The reversal of 13040444311302 is 20311344404031.

It is a self number, because there is not a number n which added to its sum of digits gives 13040444311302.

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, 11828373 + ... + 12883760.

It is an arithmetic number, because the mean of its divisors is an integer number (837407728791).

Almost surely, 2^{13040444311302} is an apocalyptic number.

13040444311302 is an abundant number, since it is smaller than the sum of its proper divisors (13756603010010).

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

13040444311302 is a wasteful number, since it uses less digits than its factorization.

13040444311302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24714552.

The product of its (nonzero) digits is 13824, while the sum is 30.

Adding to 13040444311302 its reverse (20311344404031), we get a palindrome (33351788715333).

The spelling of 13040444311302 in words is "thirteen trillion, forty billion, four hundred forty-four million, three hundred eleven thousand, three hundred two".