1404440223400 has 96 divisors (see below), whose sum is σ = 3271178131200. Its totient is φ = 560769881600.

The previous prime is 1404440223377. The next prime is 1404440223419. The reversal of 1404440223400 is 43220444041.

It is a super-2 number, since 2×1404440223400² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 418110921 + ... + 418114279.

It is an arithmetic number, because the mean of its divisors is an integer number (34074772200).

Almost surely, 2^{1404440223400} is an apocalyptic number.

1404440223400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1404440223400 is an abundant number, since it is smaller than the sum of its proper divisors (1866737907800).

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

1404440223400 is a wasteful number, since it uses less digits than its factorization.

1404440223400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6499 (or 6490 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 28.

Adding to 1404440223400 its reverse (43220444041), we get a palindrome (1447660667441).

The spelling of 1404440223400 in words is "one trillion, four hundred four billion, four hundred forty million, two hundred twenty-three thousand, four hundred".