404242003400524 has 12 divisors (see below), whose sum is σ = 723875215391944. Its totient is φ = 197420513288544.

The previous prime is 404242003400503. The next prime is 404242003400527. The reversal of 404242003400524 is 425004300242404.

It is a self number, because there is not a number n which added to its sum of digits gives 404242003400524.

It is not an unprimeable number, because it can be changed into a prime (404242003400527) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1175122102737 + ... + 1175122103080.

Almost surely, 2^{404242003400524} is an apocalyptic number.

It is an amenable number.

404242003400524 is a deficient number, since it is larger than the sum of its proper divisors (319633211991420).

404242003400524 is a wasteful number, since it uses less digits than its factorization.

404242003400524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2350244205864 (or 2350244205862 counting only the distinct ones).

The product of its (nonzero) digits is 122880, while the sum is 34.

Adding to 404242003400524 its reverse (425004300242404), we get a palindrome (829246303642928).

The spelling of 404242003400524 in words is "four hundred four trillion, two hundred forty-two billion, three million, four hundred thousand, five hundred twenty-four".