404023100202 has 16 divisors (see below), whose sum is σ = 897829111680. Its totient is φ = 134674366716.

The previous prime is 404023100191. The next prime is 404023100207. The reversal of 404023100202 is 202001320404.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (404023100207) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3740954578 + ... + 3740954685.

It is an arithmetic number, because the mean of its divisors is an integer number (56114319480).

Almost surely, 2^404023100202 is an apocalyptic number.

404023100202 is an abundant number, since it is smaller than the sum of its proper divisors (493806011478).

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

404023100202 is a wasteful number, since it uses less digits than its factorization.

404023100202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7481909274 (or 7481909268 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

Adding to 404023100202 its reverse (202001320404), we get a palindrome (606024420606).

The spelling of 404023100202 in words is "four hundred four billion, twenty-three million, one hundred thousand, two hundred two".