404013344343 has 16 divisors (see below), whose sum is σ = 615648316416. Its totient is φ = 230861417760.

The previous prime is 404013344327. The next prime is 404013344387. The reversal of 404013344343 is 343443310404.

It is not a de Polignac number, because 404013344343 - 2⁴ = 404013344327 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (404013344143) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2521905 + ... + 2677317.

It is an arithmetic number, because the mean of its divisors is an integer number (38478019776).

Almost surely, 2^404013344343 is an apocalyptic number.

404013344343 is a deficient number, since it is larger than the sum of its proper divisors (211634972073).

404013344343 is a wasteful number, since it uses less digits than its factorization.

404013344343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 279214.

The product of its (nonzero) digits is 82944, while the sum is 33.

Adding to 404013344343 its reverse (343443310404), we get a palindrome (747456654747).

The spelling of 404013344343 in words is "four hundred four billion, thirteen million, three hundred forty-four thousand, three hundred forty-three".