445377984 has 56 divisors (see below), whose sum is σ = 1193352960. Its totient is φ = 146575104.

The previous prime is 445377979. The next prime is 445378007. The reversal of 445377984 is 489773544.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 487 + ... + 29849.

Almost surely, 2^445377984 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 445377984, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (596676480).

445377984 is an abundant number, since it is smaller than the sum of its proper divisors (747974976).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

445377984 is a wasteful number, since it uses less digits than its factorization.

445377984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29457 (or 29447 counting only the distinct ones).

The product of its digits is 3386880, while the sum is 51.

The square root of 445377984 is about 21103.9802880878. The cubic root of 445377984 is about 763.6767727122.

The spelling of 445377984 in words is "four hundred forty-five million, three hundred seventy-seven thousand, nine hundred eighty-four".