44087398331 has 2 divisors, whose sum is σ = 44087398332. Its totient is φ = 44087398330.

The previous prime is 44087398321. The next prime is 44087398339. The reversal of 44087398331 is 13389378044.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-44087398331 is a prime.

It is a super-2 number, since 2×44087398331² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 44087398331.

It is not a weakly prime, because it can be changed into another prime (44087398339) 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, 22043699165 + 22043699166.

It is an arithmetic number, because the mean of its divisors is an integer number (22043699166).

Almost surely, 2^44087398331 is an apocalyptic number.

44087398331 is a deficient number, since it is larger than the sum of its proper divisors (1).

44087398331 is an equidigital number, since it uses as much as digits as its factorization.

44087398331 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1741824, while the sum is 50.

The spelling of 44087398331 in words is "forty-four billion, eighty-seven million, three hundred ninety-eight thousand, three hundred thirty-one".