44542561031 has 2 divisors, whose sum is σ = 44542561032. Its totient is φ = 44542561030.

The previous prime is 44542561027. The next prime is 44542561043. The reversal of 44542561031 is 13016524544.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 44542561031 - 2² = 44542561027 is a prime.

It is a super-2 number, since 2×44542561031² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 44542560982 and 44542561000.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44542561051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22271280515 + 22271280516.

It is an arithmetic number, because the mean of its divisors is an integer number (22271280516).

Almost surely, 2^44542561031 is an apocalyptic number.

44542561031 is a deficient number, since it is larger than the sum of its proper divisors (1).

44542561031 is an equidigital number, since it uses as much as digits as its factorization.

44542561031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 57600, while the sum is 35.

The spelling of 44542561031 in words is "forty-four billion, five hundred forty-two million, five hundred sixty-one thousand, thirty-one".