343403442401 has 4 divisors (see below), whose sum is σ = 343407204804. Its totient is φ = 343399680000.

The previous prime is 343403442301. The next prime is 343403442409. The reversal of 343403442401 is 104244304343.

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

It can be written as a sum of positive squares in 2 ways, for example, as 304643283025 + 38760159376 = 551945^2 + 196876^2 .

It is a cyclic number.

It is not a de Polignac number, because 343403442401 - 2³⁸ = 68525535457 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (343403442409) 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, 1740800 + ... + 1928001.

It is an arithmetic number, because the mean of its divisors is an integer number (85851801201).

Almost surely, 2^343403442401 is an apocalyptic number.

It is an amenable number.

343403442401 is a deficient number, since it is larger than the sum of its proper divisors (3762403).

343403442401 is an equidigital number, since it uses as much as digits as its factorization.

343403442401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3762402.

The product of its (nonzero) digits is 55296, while the sum is 32.

Adding to 343403442401 its reverse (104244304343), we get a palindrome (447647746744).

The spelling of 343403442401 in words is "three hundred forty-three billion, four hundred three million, four hundred forty-two thousand, four hundred one".