444753657064091 has 2 divisors, whose sum is σ = 444753657064092. Its totient is φ = 444753657064090.

The previous prime is 444753657064039. The next prime is 444753657064097. The reversal of 444753657064091 is 190460756357444.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 444753657064091 - 2²² = 444753652869787 is a prime.

It is not a weakly prime, because it can be changed into another prime (444753657064097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 222376828532045 + 222376828532046.

It is an arithmetic number, because the mean of its divisors is an integer number (222376828532046).

Almost surely, 2^{444753657064091} is an apocalyptic number.

444753657064091 is a deficient number, since it is larger than the sum of its proper divisors (1).

444753657064091 is an equidigital number, since it uses as much as digits as its factorization.

444753657064091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 304819200, while the sum is 65.

The spelling of 444753657064091 in words is "four hundred forty-four trillion, seven hundred fifty-three billion, six hundred fifty-seven million, sixty-four thousand, ninety-one".