4401121000440 has 32 divisors (see below), whose sum is σ = 13203363001680. Its totient is φ = 1173632266752.

The previous prime is 4401121000433. The next prime is 4401121000499. The reversal of 4401121000440 is 440001211044.

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, 18338004049 + ... + 18338004288.

Almost surely, 2^{4401121000440} is an apocalyptic number.

4401121000440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4401121000440 is an abundant number, since it is smaller than the sum of its proper divisors (8802242001240).

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

4401121000440 is a wasteful number, since it uses less digits than its factorization.

4401121000440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36676008351 (or 36676008347 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 4401121000440 its reverse (440001211044), we get a palindrome (4841122211484).

The spelling of 4401121000440 in words is "four trillion, four hundred one billion, one hundred twenty-one million, four hundred forty", and thus it is an aban number.