403222412444 has 24 divisors (see below), whose sum is σ = 710680249440. Its totient is φ = 200176030784.

The previous prime is 403222412441. The next prime is 403222412459. The reversal of 403222412444 is 444214222304.

It is a self number, because there is not a number n which added to its sum of digits gives 403222412444.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (403222412441) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 324224 + ... + 954759.

It is an arithmetic number, because the mean of its divisors is an integer number (29611677060).

Almost surely, 2^403222412444 is an apocalyptic number.

It is an amenable number.

403222412444 is a deficient number, since it is larger than the sum of its proper divisors (307457836996).

403222412444 is a wasteful number, since it uses less digits than its factorization.

403222412444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1279549 (or 1279547 counting only the distinct ones).

The product of its (nonzero) digits is 49152, while the sum is 32.

Adding to 403222412444 its reverse (444214222304), we get a palindrome (847436634748).

The spelling of 403222412444 in words is "four hundred three billion, two hundred twenty-two million, four hundred twelve thousand, four hundred forty-four".