4401403212440 has 64 divisors (see below), whose sum is σ = 11292287902560. Its totient is φ = 1529537402880.

The previous prime is 4401403212439. The next prime is 4401403212463. The reversal of 4401403212440 is 442123041044.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 248939306 + ... + 248956985.

Almost surely, 2^{4401403212440} is an apocalyptic number.

4401403212440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4401403212440 is an abundant number, since it is smaller than the sum of its proper divisors (6890884690120).

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

4401403212440 is a wasteful number, since it uses less digits than its factorization.

4401403212440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 497896332 (or 497896328 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 29.

Adding to 4401403212440 its reverse (442123041044), we get a palindrome (4843526253484).

The spelling of 4401403212440 in words is "four trillion, four hundred one billion, four hundred three million, two hundred twelve thousand, four hundred forty".