404330437043 has 4 divisors (see below), whose sum is σ = 435432778368. Its totient is φ = 373228095720.

The previous prime is 404330437019. The next prime is 404330437141. The reversal of 404330437043 is 340734033404.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-404330437043 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 404330436994 and 404330437012.

It is not an unprimeable number, because it can be changed into a prime (404330439043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15551170643 + ... + 15551170668.

It is an arithmetic number, because the mean of its divisors is an integer number (108858194592).

Almost surely, 2^404330437043 is an apocalyptic number.

404330437043 is a deficient number, since it is larger than the sum of its proper divisors (31102341325).

404330437043 is a wasteful number, since it uses less digits than its factorization.

404330437043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31102341324.

The product of its (nonzero) digits is 145152, while the sum is 35.

The spelling of 404330437043 in words is "four hundred four billion, three hundred thirty million, four hundred thirty-seven thousand, forty-three".