402441340001 has 8 divisors (see below), whose sum is σ = 417962160360. Its totient is φ = 387164942208.

The previous prime is 402441339991. The next prime is 402441340069. The reversal of 402441340001 is 100043144204.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 146153290000 + 256288050001 = 382300^2 + 506249^2 .

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 402441340001 - 2¹⁴ = 402441323617 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (402441349001) 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, 61102286 + ... + 61108871.

It is an arithmetic number, because the mean of its divisors is an integer number (52245270045).

Almost surely, 2^402441340001 is an apocalyptic number.

It is an amenable number.

402441340001 is a deficient number, since it is larger than the sum of its proper divisors (15520820359).

402441340001 is a wasteful number, since it uses less digits than its factorization.

402441340001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122211283.

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 402441340001 its reverse (100043144204), we get a palindrome (502484484205).

The spelling of 402441340001 in words is "four hundred two billion, four hundred forty-one million, three hundred forty thousand, one".