404543044252 has 6 divisors (see below), whose sum is σ = 707950327448. Its totient is φ = 202271522124.

The previous prime is 404543044247. The next prime is 404543044259. The reversal of 404543044252 is 252440345404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (404543044259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50567880528 + ... + 50567880535.

Almost surely, 2^404543044252 is an apocalyptic number.

It is an amenable number.

404543044252 is a deficient number, since it is larger than the sum of its proper divisors (303407283196).

404543044252 is a wasteful number, since it uses less digits than its factorization.

404543044252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101135761067 (or 101135761065 counting only the distinct ones).

The product of its (nonzero) digits is 307200, while the sum is 37.

Adding to 404543044252 its reverse (252440345404), we get a palindrome (656983389656).

The spelling of 404543044252 in words is "four hundred four billion, five hundred forty-three million, forty-four thousand, two hundred fifty-two".