404021410192 has 20 divisors (see below), whose sum is σ = 782809315276. Its totient is φ = 202006103040.

The previous prime is 404021410181. The next prime is 404021410211. The reversal of 404021410192 is 291014120404.

It can be written as a sum of positive squares in 2 ways, for example, as 140088512656 + 263932897536 = 374284^2 + 513744^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 404021410192.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 502408 + ... + 1029784.

Almost surely, 2^404021410192 is an apocalyptic number.

It is an amenable number.

404021410192 is a deficient number, since it is larger than the sum of its proper divisors (378787905084).

404021410192 is a wasteful number, since it uses less digits than its factorization.

404021410192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 575266 (or 575260 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 28.

Adding to 404021410192 its reverse (291014120404), we get a palindrome (695035530596).

The spelling of 404021410192 in words is "four hundred four billion, twenty-one million, four hundred ten thousand, one hundred ninety-two".