445028669093 has 2 divisors, whose sum is σ = 445028669094. Its totient is φ = 445028669092.

The previous prime is 445028669077. The next prime is 445028669101. The reversal of 445028669093 is 390966820544.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 422210149729 + 22818519364 = 649777^2 + 151058^2 .

It is a cyclic number.

It is not a de Polignac number, because 445028669093 - 2⁴ = 445028669077 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (445028669003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 222514334546 + 222514334547.

It is an arithmetic number, because the mean of its divisors is an integer number (222514334547).

Almost surely, 2^445028669093 is an apocalyptic number.

It is an amenable number.

445028669093 is a deficient number, since it is larger than the sum of its proper divisors (1).

445028669093 is an equidigital number, since it uses as much as digits as its factorization.

445028669093 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11197440, while the sum is 56.

The spelling of 445028669093 in words is "four hundred forty-five billion, twenty-eight million, six hundred sixty-nine thousand, ninety-three".