402441420301 has 4 divisors (see below), whose sum is σ = 403894277692. Its totient is φ = 400988562912.

The previous prime is 402441420259. The next prime is 402441420343. The reversal of 402441420301 is 103024144204.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (402441420259) and next prime (402441420343).

It can be written as a sum of positive squares in 2 ways, for example, as 26336421225 + 376104999076 = 162285^2 + 613274^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-402441420301 is a prime.

It is a super-2 number, since 2×402441420301² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402441420001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 726428280 + ... + 726428833.

It is an arithmetic number, because the mean of its divisors is an integer number (100973569423).

Almost surely, 2^402441420301 is an apocalyptic number.

It is an amenable number.

402441420301 is a deficient number, since it is larger than the sum of its proper divisors (1452857391).

402441420301 is a wasteful number, since it uses less digits than its factorization.

402441420301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1452857390.

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 402441420301 its reverse (103024144204), we get a palindrome (505465564505).

The spelling of 402441420301 in words is "four hundred two billion, four hundred forty-one million, four hundred twenty thousand, three hundred one".