445466336213 has 2 divisors, whose sum is σ = 445466336214. Its totient is φ = 445466336212.

The previous prime is 445466336137. The next prime is 445466336251. The reversal of 445466336213 is 312633664544.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 234742188004 + 210724148209 = 484502^2 + 459047^2 .

It is a cyclic number.

It is not a de Polignac number, because 445466336213 - 2⁸ = 445466335957 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (445466336113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 222733168106 + 222733168107.

It is an arithmetic number, because the mean of its divisors is an integer number (222733168107).

Almost surely, 2^445466336213 is an apocalyptic number.

It is an amenable number.

445466336213 is a deficient number, since it is larger than the sum of its proper divisors (1).

445466336213 is an equidigital number, since it uses as much as digits as its factorization.

445466336213 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3732480, while the sum is 47.

The spelling of 445466336213 in words is "four hundred forty-five billion, four hundred sixty-six million, three hundred thirty-six thousand, two hundred thirteen".