402144203203 has 8 divisors (see below), whose sum is σ = 405436628480. Its totient is φ = 398853745920.

The previous prime is 402144203113. The next prime is 402144203249. The reversal of 402144203203 is 302302441204.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 402144203203 - 2¹⁷ = 402144072131 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (402144203003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 80238 + ... + 900403.

It is an arithmetic number, because the mean of its divisors is an integer number (50679578560).

Almost surely, 2^402144203203 is an apocalyptic number.

402144203203 is a deficient number, since it is larger than the sum of its proper divisors (3292425277).

402144203203 is a wasteful number, since it uses less digits than its factorization.

402144203203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 983997.

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 402144203203 its reverse (302302441204), we get a palindrome (704446644407).

The spelling of 402144203203 in words is "four hundred two billion, one hundred forty-four million, two hundred three thousand, two hundred three".