445124421544 has 32 divisors (see below), whose sum is σ = 912644511840. Its totient is φ = 201848673600.

The previous prime is 445124421503. The next prime is 445124421557.

445124421544 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×445124421544² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 445124421497 and 445124421506.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5970354 + ... + 6044449.

It is an arithmetic number, because the mean of its divisors is an integer number (28520140995).

Almost surely, 2^445124421544 is an apocalyptic number.

445124421544 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

445124421544 is an abundant number, since it is smaller than the sum of its proper divisors (467520090296).

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

445124421544 is a wasteful number, since it uses less digits than its factorization.

445124421544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12015241 (or 12015237 counting only the distinct ones).

The product of its digits is 409600, while the sum is 40.

It can be divided in two parts, 445124 and 421544, that added together give a palindrome (866668).

The spelling of 445124421544 in words is "four hundred forty-five billion, one hundred twenty-four million, four hundred twenty-one thousand, five hundred forty-four".