404204444402 has 24 divisors (see below), whose sum is σ = 668039431536. Its totient is φ = 181910090000.

The previous prime is 404204444389. The next prime is 404204444407. The reversal of 404204444402 is 204444402404.

It is not an unprimeable number, because it can be changed into a prime (404204444407) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 676124 + ... + 1124967.

It is an arithmetic number, because the mean of its divisors is an integer number (27834976314).

Almost surely, 2^404204444402 is an apocalyptic number.

404204444402 is a deficient number, since it is larger than the sum of its proper divisors (263834987134).

404204444402 is a wasteful number, since it uses less digits than its factorization.

404204444402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1801306 (or 1801205 counting only the distinct ones).

The product of its (nonzero) digits is 65536, while the sum is 32.

Adding to 404204444402 its reverse (204444402404), we get a palindrome (608648846806).

The spelling of 404204444402 in words is "four hundred four billion, two hundred four million, four hundred forty-four thousand, four hundred two".