404043340313402 has 32 divisors (see below), whose sum is σ = 629038473951744. Its totient is φ = 194435745638400.

The previous prime is 404043340313383. The next prime is 404043340313489. The reversal of 404043340313402 is 204313043340404.

It is a super-2 number, since 2×404043340313402² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36616502 + ... + 46355742.

It is an arithmetic number, because the mean of its divisors is an integer number (19657452310992).

Almost surely, 2^{404043340313402} is an apocalyptic number.

404043340313402 is a deficient number, since it is larger than the sum of its proper divisors (224995133638342).

404043340313402 is a wasteful number, since it uses less digits than its factorization.

404043340313402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9742934.

The product of its (nonzero) digits is 165888, while the sum is 35.

Adding to 404043340313402 its reverse (204313043340404), we get a palindrome (608356383653806).

The spelling of 404043340313402 in words is "four hundred four trillion, forty-three billion, three hundred forty million, three hundred thirteen thousand, four hundred two".