44125105181 has 2 divisors, whose sum is σ = 44125105182. Its totient is φ = 44125105180.

The previous prime is 44125105147. The next prime is 44125105217. The reversal of 44125105181 is 18150152144.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 38953337956 + 5171767225 = 197366^2 + 71915^2 .

It is a cyclic number.

It is not a de Polignac number, because 44125105181 - 2²⁶ = 44057996317 is a prime.

It is a super-2 number, since 2×44125105181² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44125105681) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22062552590 + 22062552591.

It is an arithmetic number, because the mean of its divisors is an integer number (22062552591).

Almost surely, 2^44125105181 is an apocalyptic number.

It is an amenable number.

44125105181 is a deficient number, since it is larger than the sum of its proper divisors (1).

44125105181 is an equidigital number, since it uses as much as digits as its factorization.

44125105181 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6400, while the sum is 32.

The spelling of 44125105181 in words is "forty-four billion, one hundred twenty-five million, one hundred five thousand, one hundred eighty-one".