244144262441391 has 16 divisors (see below), whose sum is σ = 350567437664640. Its totient is φ = 150242058511200.

The previous prime is 244144262441383. The next prime is 244144262441393. The reversal of 244144262441391 is 193144262441442.

It is not a de Polignac number, because 244144262441391 - 2³ = 244144262441383 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (244144262441393) 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, 1126885 + ... + 22125966.

It is an arithmetic number, because the mean of its divisors is an integer number (21910464854040).

Almost surely, 2^{244144262441391} is an apocalyptic number.

244144262441391 is a deficient number, since it is larger than the sum of its proper divisors (106423175223249).

244144262441391 is a wasteful number, since it uses less digits than its factorization.

244144262441391 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23522086.

The product of its digits is 5308416, while the sum is 51.

Adding to 244144262441391 its sum of digits (51), we get a palindrome (244144262441442).

The spelling of 244144262441391 in words is "two hundred forty-four trillion, one hundred forty-four billion, two hundred sixty-two million, four hundred forty-one thousand, three hundred ninety-one".