402144332303 has 8 divisors (see below), whose sum is σ = 486628435872. Its totient is φ = 324418957056.

The previous prime is 402144332297. The next prime is 402144332333. The reversal of 402144332303 is 303233441204.

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 402144332303 - 2¹⁰ = 402144331279 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402144332333) 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, 1689681950 + ... + 1689682187.

It is an arithmetic number, because the mean of its divisors is an integer number (60828554484).

Almost surely, 2^402144332303 is an apocalyptic number.

402144332303 is a deficient number, since it is larger than the sum of its proper divisors (84484103569).

402144332303 is a wasteful number, since it uses less digits than its factorization.

402144332303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3379364161.

The product of its (nonzero) digits is 20736, while the sum is 29.

Adding to 402144332303 its reverse (303233441204), we get a palindrome (705377773507).

The spelling of 402144332303 in words is "four hundred two billion, one hundred forty-four million, three hundred thirty-two thousand, three hundred three".