445126899 has 16 divisors (see below), whose sum is σ = 678793472. Its totient is φ = 254168928.

The previous prime is 445126883. The next prime is 445126919. The reversal of 445126899 is 998621544.

It is not a de Polignac number, because 445126899 - 2⁴ = 445126883 is a prime.

It is not an unprimeable number, because it can be changed into a prime (445126849) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23997 + ... + 38289.

It is an arithmetic number, because the mean of its divisors is an integer number (42424592).

Almost surely, 2^445126899 is an apocalyptic number.

445126899 is a deficient number, since it is larger than the sum of its proper divisors (233666573).

445126899 is a wasteful number, since it uses less digits than its factorization.

445126899 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15786.

The product of its digits is 622080, while the sum is 48.

The square root of 445126899 is about 21098.0306900905. The cubic root of 445126899 is about 763.5332363351.

The spelling of 445126899 in words is "four hundred forty-five million, one hundred twenty-six thousand, eight hundred ninety-nine".