445444532524 has 18 divisors (see below), whose sum is σ = 814894042340. Its totient is φ = 213038688456.

The previous prime is 445444532521. The next prime is 445444532549. The reversal of 445444532524 is 425235444544.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (46).

It is not an unprimeable number, because it can be changed into a prime (445444532521) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 105254154 + ... + 105258385.

Almost surely, 2^445444532524 is an apocalyptic number.

It is an amenable number.

445444532524 is a deficient number, since it is larger than the sum of its proper divisors (369449509816).

445444532524 is a wasteful number, since it uses less digits than its factorization.

445444532524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210512589 (or 210512564 counting only the distinct ones).

The product of its digits is 6144000, while the sum is 46.

The spelling of 445444532524 in words is "four hundred forty-five billion, four hundred forty-four million, five hundred thirty-two thousand, five hundred twenty-four".