44440055131 has 2 divisors, whose sum is σ = 44440055132. Its totient is φ = 44440055130.

The previous prime is 44440055119. The next prime is 44440055137. The reversal of 44440055131 is 13155004444.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 44440055131 - 2⁷ = 44440055003 is a prime.

It is a super-2 number, since 2×44440055131² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 44440055093 and 44440055102.

It is not a weakly prime, because it can be changed into another prime (44440055137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22220027565 + 22220027566.

It is an arithmetic number, because the mean of its divisors is an integer number (22220027566).

Almost surely, 2^44440055131 is an apocalyptic number.

44440055131 is a deficient number, since it is larger than the sum of its proper divisors (1).

44440055131 is an equidigital number, since it uses as much as digits as its factorization.

44440055131 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 19200, while the sum is 31.

Adding to 44440055131 its reverse (13155004444), we get a palindrome (57595059575).

The spelling of 44440055131 in words is "forty-four billion, four hundred forty million, fifty-five thousand, one hundred thirty-one".