44401144243131 has 24 divisors (see below), whose sum is σ = 69069086648016. Its totient is φ = 27323527867200.

The previous prime is 44401144243129. The next prime is 44401144243139. The reversal of 44401144243131 is 13134244110444.

44401144243131 is a `hidden beast` number, since 4 + 4 + 40 + 1 + 1 + 442 + 43 + 131 = 666.

It is not a de Polignac number, because 44401144243131 - 2¹ = 44401144243129 is a prime.

It is a super-2 number, since 2×44401144243131² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (44401144243139) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11336181 + ... + 14741481.

It is an arithmetic number, because the mean of its divisors is an integer number (2877878610334).

Almost surely, 2^{44401144243131} is an apocalyptic number.

44401144243131 is a deficient number, since it is larger than the sum of its proper divisors (24667942404885).

44401144243131 is a wasteful number, since it uses less digits than its factorization.

44401144243131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3516763 (or 3516760 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 36.

Adding to 44401144243131 its reverse (13134244110444), we get a palindrome (57535388353575).

The spelling of 44401144243131 in words is "forty-four trillion, four hundred one billion, one hundred forty-four million, two hundred forty-three thousand, one hundred thirty-one".