424444331374 has 16 divisors (see below), whose sum is σ = 727674978528. Its totient is φ = 181890682272.

The previous prime is 424444331351. The next prime is 424444331393. The reversal of 424444331374 is 473133444424.

It is a self number, because there is not a number n which added to its sum of digits gives 424444331374.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 980229 + ... + 1345264.

It is an arithmetic number, because the mean of its divisors is an integer number (45479686158).

Almost surely, 2^424444331374 is an apocalyptic number.

424444331374 is a deficient number, since it is larger than the sum of its proper divisors (303230647154).

424444331374 is a wasteful number, since it uses less digits than its factorization.

424444331374 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2338539.

The product of its digits is 1548288, while the sum is 43.

Adding to 424444331374 its reverse (473133444424), we get a palindrome (897577775798).

The spelling of 424444331374 in words is "four hundred twenty-four billion, four hundred forty-four million, three hundred thirty-one thousand, three hundred seventy-four".