44541355330981 has 2 divisors, whose sum is σ = 44541355330982. Its totient is φ = 44541355330980.

The previous prime is 44541355330961. The next prime is 44541355331071. The reversal of 44541355330981 is 18903355314544.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 24263751930625 + 20277603400356 = 4925825^2 + 4503066^2 .

It is a cyclic number.

It is not a de Polignac number, because 44541355330981 - 2³³ = 44532765396389 is a prime.

It is a super-2 number, since 2×44541355330981² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44541355330921) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22270677665490 + 22270677665491.

It is an arithmetic number, because the mean of its divisors is an integer number (22270677665491).

Almost surely, 2^{44541355330981} is an apocalyptic number.

It is an amenable number.

44541355330981 is a deficient number, since it is larger than the sum of its proper divisors (1).

44541355330981 is an equidigital number, since it uses as much as digits as its factorization.

44541355330981 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15552000, while the sum is 55.

The spelling of 44541355330981 in words is "forty-four trillion, five hundred forty-one billion, three hundred fifty-five million, three hundred thirty thousand, nine hundred eighty-one".