404042201043400 has 48 divisors (see below), whose sum is σ = 940125769550640. Its totient is φ = 161491692955200.

The previous prime is 404042201043323. The next prime is 404042201043409. The reversal of 404042201043400 is 4340102240404.

It is not an unprimeable number, because it can be changed into a prime (404042201043409) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 782162794 + ... + 782679193.

It is an arithmetic number, because the mean of its divisors is an integer number (19585953532305).

Almost surely, 2^{404042201043400} is an apocalyptic number.

404042201043400 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

404042201043400 is an abundant number, since it is smaller than the sum of its proper divisors (536083568507240).

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

404042201043400 is a wasteful number, since it uses less digits than its factorization.

404042201043400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1564843294 (or 1564843285 counting only the distinct ones).

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

Adding to 404042201043400 its reverse (4340102240404), we get a palindrome (408382303283804).

The spelling of 404042201043400 in words is "four hundred four trillion, forty-two billion, two hundred one million, forty-three thousand, four hundred".