44847133129 has 2 divisors, whose sum is σ = 44847133130. Its totient is φ = 44847133128.

The previous prime is 44847133117. The next prime is 44847133139. The reversal of 44847133129 is 92133174844.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 38269923129 + 6577210000 = 195627^2 + 81100^2 .

It is a cyclic number.

It is not a de Polignac number, because 44847133129 - 2¹¹ = 44847131081 is a prime.

It is a super-2 number, since 2×44847133129² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (44847133109) 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, 22423566564 + 22423566565.

It is an arithmetic number, because the mean of its divisors is an integer number (22423566565).

Almost surely, 2^44847133129 is an apocalyptic number.

It is an amenable number.

44847133129 is a deficient number, since it is larger than the sum of its proper divisors (1).

44847133129 is an equidigital number, since it uses as much as digits as its factorization.

44847133129 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 580608, while the sum is 46.

The spelling of 44847133129 in words is "forty-four billion, eight hundred forty-seven million, one hundred thirty-three thousand, one hundred twenty-nine".