44024040131 has 4 divisors (see below), whose sum is σ = 44057828112. Its totient is φ = 43990252152.

The previous prime is 44024040127. The next prime is 44024040133. The reversal of 44024040131 is 13104042044.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 44024040131 - 2² = 44024040127 is a prime.

It is a super-2 number, since 2×44024040131² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 44024040097 and 44024040106.

It is not an unprimeable number, because it can be changed into a prime (44024040133) 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, 16892036 + ... + 16894641.

It is an arithmetic number, because the mean of its divisors is an integer number (11014457028).

Almost surely, 2^44024040131 is an apocalyptic number.

44024040131 is a deficient number, since it is larger than the sum of its proper divisors (33787981).

44024040131 is a wasteful number, since it uses less digits than its factorization.

44024040131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33787980.

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 44024040131 its reverse (13104042044), we get a palindrome (57128082175).

The spelling of 44024040131 in words is "forty-four billion, twenty-four million, forty thousand, one hundred thirty-one".