440031141254249 has 2 divisors, whose sum is σ = 440031141254250. Its totient is φ = 440031141254248.

The previous prime is 440031141254231. The next prime is 440031141254251. The reversal of 440031141254249 is 942452141130044.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 438885530664025 + 1145610590224 = 20949595^2 + 1070332^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-440031141254249 is a prime.

Together with 440031141254251, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (440031141250249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 220015570627124 + 220015570627125.

It is an arithmetic number, because the mean of its divisors is an integer number (220015570627125).

Almost surely, 2^{440031141254249} is an apocalyptic number.

It is an amenable number.

440031141254249 is a deficient number, since it is larger than the sum of its proper divisors (1).

440031141254249 is an equidigital number, since it uses as much as digits as its factorization.

440031141254249 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 552960, while the sum is 44.

The spelling of 440031141254249 in words is "four hundred forty trillion, thirty-one billion, one hundred forty-one million, two hundred fifty-four thousand, two hundred forty-nine".