445022840072 has 16 divisors (see below), whose sum is σ = 834772780800. Its totient is φ = 222416765200.

The previous prime is 445022840029. The next prime is 445022840083. The reversal of 445022840072 is 270048220544.

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, 11811872 + ... + 11849487.

It is an arithmetic number, because the mean of its divisors is an integer number (52173298800).

Almost surely, 2^445022840072 is an apocalyptic number.

It is an amenable number.

445022840072 is a deficient number, since it is larger than the sum of its proper divisors (389749940728).

445022840072 is a wasteful number, since it uses less digits than its factorization.

445022840072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23663716 (or 23663712 counting only the distinct ones).

The product of its (nonzero) digits is 143360, while the sum is 38.

The spelling of 445022840072 in words is "four hundred forty-five billion, twenty-two million, eight hundred forty thousand, seventy-two".