40323210044444 has 12 divisors (see below), whose sum is σ = 70566817452768. Its totient is φ = 20161262200800.

The previous prime is 40323210044437. The next prime is 40323210044489. The reversal of 40323210044444 is 44444001232304.

It is a super-2 number, since 2×40323210044444² (a number of 28 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 3 ways as a sum of consecutive naturals, for example, 85440617 + ... + 85911264.

It is an arithmetic number, because the mean of its divisors is an integer number (5880568121064).

Almost surely, 2^{40323210044444} is an apocalyptic number.

It is an amenable number.

40323210044444 is a deficient number, since it is larger than the sum of its proper divisors (30243607408324).

40323210044444 is a wasteful number, since it uses less digits than its factorization.

40323210044444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171410716 (or 171410714 counting only the distinct ones).

The product of its (nonzero) digits is 147456, while the sum is 35.

Adding to 40323210044444 its reverse (44444001232304), we get a palindrome (84767211276748).

The spelling of 40323210044444 in words is "forty trillion, three hundred twenty-three billion, two hundred ten million, forty-four thousand, four hundred forty-four".