244436634315413 has 4 divisors (see below), whose sum is σ = 244438172382348. Its totient is φ = 244435096248480.

The previous prime is 244436634315383. The next prime is 244436634315431. The reversal of 244436634315413 is 314513436634442.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 204929589191044 + 39507045124369 = 14315362^2 + 6285463^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-244436634315413 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (244436634314413) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 768795056 + ... + 769112937.

It is an arithmetic number, because the mean of its divisors is an integer number (61109543095587).

Almost surely, 2^{244436634315413} is an apocalyptic number.

It is an amenable number.

244436634315413 is a deficient number, since it is larger than the sum of its proper divisors (1538066935).

244436634315413 is a wasteful number, since it uses less digits than its factorization.

244436634315413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1538066934.

The product of its digits is 29859840, while the sum is 53.

The spelling of 244436634315413 in words is "two hundred forty-four trillion, four hundred thirty-six billion, six hundred thirty-four million, three hundred fifteen thousand, four hundred thirteen".