402441321341 has 8 divisors (see below), whose sum is σ = 405469693944. Its totient is φ = 399414265600.

The previous prime is 402441321301. The next prime is 402441321343. The reversal of 402441321341 is 143123144204.

It can be written as a sum of positive squares in 4 ways, for example, as 319004688025 + 83436633316 = 564805^2 + 288854^2 .

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 402441321341 - 2⁶ = 402441321277 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 (402441321343) 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, 288641 + ... + 942441.

It is an arithmetic number, because the mean of its divisors is an integer number (50683711743).

Almost surely, 2^402441321341 is an apocalyptic number.

It is an amenable number.

402441321341 is a deficient number, since it is larger than the sum of its proper divisors (3028372603).

402441321341 is a wasteful number, since it uses less digits than its factorization.

402441321341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 658431.

The product of its (nonzero) digits is 9216, while the sum is 29.

Adding to 402441321341 its reverse (143123144204), we get a palindrome (545564465545).

The spelling of 402441321341 in words is "four hundred two billion, four hundred forty-one million, three hundred twenty-one thousand, three hundred forty-one".