402442244205 has 16 divisors (see below), whose sum is σ = 646199083584. Its totient is φ = 213872032640.

The previous prime is 402442244189. The next prime is 402442244209. The reversal of 402442244205 is 502442244204.

It is not a de Polignac number, because 402442244205 - 2⁴ = 402442244189 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402442244209) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47735079 + ... + 47743508.

It is an arithmetic number, because the mean of its divisors is an integer number (40387442724).

Almost surely, 2^402442244205 is an apocalyptic number.

It is an amenable number.

402442244205 is a deficient number, since it is larger than the sum of its proper divisors (243756839379).

402442244205 is a wasteful number, since it uses less digits than its factorization.

402442244205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95478876.

The product of its (nonzero) digits is 81920, while the sum is 33.

Adding to 402442244205 its reverse (502442244204), we get a palindrome (904884488409).

Subtracting 402442244205 from its reverse (502442244204), we obtain a palindrome (99999999999).

The spelling of 402442244205 in words is "four hundred two billion, four hundred forty-two million, two hundred forty-four thousand, two hundred five".