404113321400 has 48 divisors (see below), whose sum is σ = 945548026440. Its totient is φ = 160615728000.

The previous prime is 404113321369. The next prime is 404113321481. The reversal of 404113321400 is 4123311404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6403526 + ... + 6466325.

Almost surely, 2^404113321400 is an apocalyptic number.

404113321400 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

404113321400 is an abundant number, since it is smaller than the sum of its proper divisors (541434705040).

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

404113321400 is a wasteful number, since it uses less digits than its factorization.

404113321400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12870024 (or 12870015 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 404113321400 its reverse (4123311404), we get a palindrome (408236632804).

The spelling of 404113321400 in words is "four hundred four billion, one hundred thirteen million, three hundred twenty-one thousand, four hundred".