404103033020440 has 64 divisors (see below), whose sum is σ = 985409503061760. Its totient is φ = 148256908899840.

The previous prime is 404103033020429. The next prime is 404103033020443. The reversal of 404103033020440 is 44020330301404.

It is a super-2 number, since 2×404103033020440² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 404103033020399 and 404103033020408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (404103033020443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2474826696 + ... + 2474989975.

It is an arithmetic number, because the mean of its divisors is an integer number (15397023485340).

Almost surely, 2^{404103033020440} is an apocalyptic number.

404103033020440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

404103033020440 is an abundant number, since it is smaller than the sum of its proper divisors (581306470041320).

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

404103033020440 is a wasteful number, since it uses less digits than its factorization.

404103033020440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4949816852 (or 4949816848 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 404103033020440 its reverse (44020330301404), we get a palindrome (448123363321844).

The spelling of 404103033020440 in words is "four hundred four trillion, one hundred three billion, thirty-three million, twenty thousand, four hundred forty".