424544445424 has 80 divisors (see below), whose sum is σ = 1000123130880. Its totient is φ = 172064148480.

The previous prime is 424544445419. The next prime is 424544445449.

424544445424 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×424544445424² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3677184 + ... + 3790879.

It is an arithmetic number, because the mean of its divisors is an integer number (12501539136).

Almost surely, 2^424544445424 is an apocalyptic number.

424544445424 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

424544445424 is an abundant number, since it is smaller than the sum of its proper divisors (575578685456).

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

424544445424 is a wasteful number, since it uses less digits than its factorization.

424544445424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7468118 (or 7468112 counting only the distinct ones).

The product of its digits is 6553600, while the sum is 46.

It can be divided in two parts, 424544 and 445424, that added together give a palindrome (869968).

The spelling of 424544445424 in words is "four hundred twenty-four billion, five hundred forty-four million, four hundred forty-five thousand, four hundred twenty-four".