445837817936 has 20 divisors (see below), whose sum is σ = 987212311392. Its totient is φ = 191073350496.

The previous prime is 445837817927. The next prime is 445837817959. The reversal of 445837817936 is 639718738544.

It is a Smith number, since the sum of its digits (65) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1990347290 + ... + 1990347513.

Almost surely, 2^445837817936 is an apocalyptic number.

It is an amenable number.

445837817936 is an abundant number, since it is smaller than the sum of its proper divisors (541374493456).

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

445837817936 is a wasteful number, since it uses less digits than its factorization.

445837817936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3980694818 (or 3980694812 counting only the distinct ones).

The product of its digits is 121927680, while the sum is 65.

The spelling of 445837817936 in words is "four hundred forty-five billion, eight hundred thirty-seven million, eight hundred seventeen thousand, nine hundred thirty-six".