404030403342 has 24 divisors (see below), whose sum is σ = 890236484280. Its totient is φ = 132394143120.

The previous prime is 404030403319. The next prime is 404030403379. The reversal of 404030403342 is 243304030404.

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, 190220409 + ... + 190222532.

It is an arithmetic number, because the mean of its divisors is an integer number (37093186845).

Almost surely, 2^404030403342 is an apocalyptic number.

404030403342 is an abundant number, since it is smaller than the sum of its proper divisors (486206080938).

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

404030403342 is a wasteful number, since it uses less digits than its factorization.

404030403342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 380443008 (or 380443005 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 27.

Adding to 404030403342 its reverse (243304030404), we get a palindrome (647334433746).

The spelling of 404030403342 in words is "four hundred four billion, thirty million, four hundred three thousand, three hundred forty-two".