445420024544 has 48 divisors (see below), whose sum is σ = 957516804720. Its totient is φ = 202278236160.

The previous prime is 445420024531. The next prime is 445420024607.

445420024544 is nontrivially palindromic in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 445420024498 and 445420024507.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 194129 + ... + 963600.

It is an arithmetic number, because the mean of its divisors is an integer number (19948266765).

Almost surely, 2^445420024544 is an apocalyptic number.

445420024544 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

445420024544 is an abundant number, since it is smaller than the sum of its proper divisors (512096780176).

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

445420024544 is a wasteful number, since it uses less digits than its factorization.

445420024544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1158843 (or 1158835 counting only the distinct ones).

The product of its (nonzero) digits is 409600, while the sum is 38.

It can be divided in two parts, 4454200 and 24544, that added together give a palindrome (4478744).

The spelling of 445420024544 in words is "four hundred forty-five billion, four hundred twenty million, twenty-four thousand, five hundred forty-four".