445385054394 has 72 divisors (see below), whose sum is σ = 1122802443360. Its totient is φ = 127224497232.

The previous prime is 445385054383. The next prime is 445385054437. The reversal of 445385054394 is 493450583544.

It is a happy number.

445385054394 is a `hidden beast` number, since 4 + 4 + 5 + 3 + 8 + 5 + 0 + 543 + 94 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 445385054394.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 4072917 + ... + 4180839.

It is an arithmetic number, because the mean of its divisors is an integer number (15594478380).

Almost surely, 2^445385054394 is an apocalyptic number.

445385054394 is an abundant number, since it is smaller than the sum of its proper divisors (677417388966).

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

445385054394 is a wasteful number, since it uses less digits than its factorization.

445385054394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112624 (or 112614 counting only the distinct ones).

The product of its (nonzero) digits is 20736000, while the sum is 54.

The spelling of 445385054394 in words is "four hundred forty-five billion, three hundred eighty-five million, fifty-four thousand, three hundred ninety-four".