440113504131413 has 16 divisors (see below), whose sum is σ = 543905692936704. Its totient is φ = 347495303811840.

The previous prime is 440113504131409. The next prime is 440113504131451. The reversal of 440113504131413 is 314131405311044.

It is a cyclic number.

It is not a de Polignac number, because 440113504131413 - 2² = 440113504131409 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (440113504131493) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39345024278 + ... + 39345035463.

It is an arithmetic number, because the mean of its divisors is an integer number (33994105808544).

Almost surely, 2^{440113504131413} is an apocalyptic number.

It is an amenable number.

440113504131413 is a deficient number, since it is larger than the sum of its proper divisors (103792188805291).

440113504131413 is a wasteful number, since it uses less digits than its factorization.

440113504131413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78690059812.

The product of its (nonzero) digits is 34560, while the sum is 35.

Adding to 440113504131413 its reverse (314131405311044), we get a palindrome (754244909442457).

The spelling of 440113504131413 in words is "four hundred forty trillion, one hundred thirteen billion, five hundred four million, one hundred thirty-one thousand, four hundred thirteen".