404312213404 has 24 divisors (see below), whose sum is σ = 772654071168. Its totient is φ = 183591302640.

The previous prime is 404312213387. The next prime is 404312213411.

404312213404 is nontrivially palindromic in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4630662 + ... + 4717165.

It is an arithmetic number, because the mean of its divisors is an integer number (32193919632).

Almost surely, 2^404312213404 is an apocalyptic number.

404312213404 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

404312213404 is a deficient number, since it is larger than the sum of its proper divisors (368341857764).

404312213404 is a wasteful number, since it uses less digits than its factorization.

404312213404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9348825 (or 9348823 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

It can be divided in two parts, 404312 and 213404, that added together give a palindrome (617716).

The spelling of 404312213404 in words is "four hundred four billion, three hundred twelve million, two hundred thirteen thousand, four hundred four".