2044250626409 has 2 divisors, whose sum is σ = 2044250626410. Its totient is φ = 2044250626408.

The previous prime is 2044250626343. The next prime is 2044250626423. The reversal of 2044250626409 is 9046260524402.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1878599184400 + 165651442009 = 1370620^2 + 407003^2 .

It is a cyclic number.

It is not a de Polignac number, because 2044250626409 - 2¹⁶ = 2044250560873 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2044250626409.

It is not a weakly prime, because it can be changed into another prime (2044250626609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1022125313204 + 1022125313205.

It is an arithmetic number, because the mean of its divisors is an integer number (1022125313205).

Almost surely, 2^{2044250626409} is an apocalyptic number.

It is an amenable number.

2044250626409 is a deficient number, since it is larger than the sum of its proper divisors (1).

2044250626409 is an equidigital number, since it uses as much as digits as its factorization.

2044250626409 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 829440, while the sum is 44.

The spelling of 2044250626409 in words is "two trillion, forty-four billion, two hundred fifty million, six hundred twenty-six thousand, four hundred nine".