40444220436379 has 2 divisors, whose sum is σ = 40444220436380. Its totient is φ = 40444220436378.

The previous prime is 40444220436253. The next prime is 40444220436383. The reversal of 40444220436379 is 97363402244404.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40444220436379 - 2⁹ = 40444220435867 is a prime.

It is not a weakly prime, because it can be changed into another prime (40444220406379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20222110218189 + 20222110218190.

It is an arithmetic number, because the mean of its divisors is an integer number (20222110218190).

Almost surely, 2^{40444220436379} is an apocalyptic number.

40444220436379 is a deficient number, since it is larger than the sum of its proper divisors (1).

40444220436379 is an equidigital number, since it uses as much as digits as its factorization.

40444220436379 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13934592, while the sum is 52.

The spelling of 40444220436379 in words is "forty trillion, four hundred forty-four billion, two hundred twenty million, four hundred thirty-six thousand, three hundred seventy-nine".