445135323404424 has 64 divisors (see below), whose sum is σ = 1120925650680000. Its totient is φ = 147301228632320.

The previous prime is 445135323404383. The next prime is 445135323404477. The reversal of 445135323404424 is 424404323531544.

It is a super-2 number, since 2×445135323404424² (a number of 30 digits) contains 22 as substring.

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 15 ways as a sum of consecutive naturals, for example, 27891219 + ... + 40843490.

It is an arithmetic number, because the mean of its divisors is an integer number (17514463291875).

Almost surely, 2^{445135323404424} is an apocalyptic number.

It is an amenable number.

445135323404424 is an abundant number, since it is smaller than the sum of its proper divisors (675790327275576).

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

445135323404424 is a wasteful number, since it uses less digits than its factorization.

445135323404424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68736678 (or 68736674 counting only the distinct ones).

The product of its (nonzero) digits is 11059200, while the sum is 48.

Adding to 445135323404424 its reverse (424404323531544), we get a palindrome (869539646935968).

The spelling of 445135323404424 in words is "four hundred forty-five trillion, one hundred thirty-five billion, three hundred twenty-three million, four hundred four thousand, four hundred twenty-four".