343163561399 has 8 divisors (see below), whose sum is σ = 363511975680. Its totient is φ = 322833182976.

The previous prime is 343163561383. The next prime is 343163561443. The reversal of 343163561399 is 993165361343.

It is a happy number.

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 343163561399 - 2⁴ = 343163561383 is a prime.

It is a super-2 number, since 2×343163561399² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 343163561399.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (343163561359) 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, 4469774 + ... + 4545899.

It is an arithmetic number, because the mean of its divisors is an integer number (45438996960).

Almost surely, 2^343163561399 is an apocalyptic number.

343163561399 is a deficient number, since it is larger than the sum of its proper divisors (20348414281).

343163561399 is a wasteful number, since it uses less digits than its factorization.

343163561399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9017929.

The product of its digits is 4723920, while the sum is 53.

The spelling of 343163561399 in words is "three hundred forty-three billion, one hundred sixty-three million, five hundred sixty-one thousand, three hundred ninety-nine".