445489355 has 16 divisors (see below), whose sum is σ = 540393984. Its totient is φ = 352542720.

The previous prime is 445489349. The next prime is 445489379. The reversal of 445489355 is 553984544.

It is not a de Polignac number, because 445489355 - 2¹² = 445485259 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 183107 + ... + 185523.

It is an arithmetic number, because the mean of its divisors is an integer number (33774624).

Almost surely, 2^445489355 is an apocalyptic number.

445489355 is a deficient number, since it is larger than the sum of its proper divisors (94904629).

445489355 is a wasteful number, since it uses less digits than its factorization.

445489355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2806.

The product of its digits is 1728000, while the sum is 47.

The square root of 445489355 is about 21106.6187486295. The cubic root of 445489355 is about 763.7404222867.

The spelling of 445489355 in words is "four hundred forty-five million, four hundred eighty-nine thousand, three hundred fifty-five".