343423952466851 has 2 divisors, whose sum is σ = 343423952466852. Its totient is φ = 343423952466850.

The previous prime is 343423952466823. The next prime is 343423952466883. The reversal of 343423952466851 is 158664259324343.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 343423952466851 - 2³⁴ = 343406772597667 is a prime.

It is a super-2 number, since 2×343423952466851² (a number of 30 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (343425952466851) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171711976233425 + 171711976233426.

It is an arithmetic number, because the mean of its divisors is an integer number (171711976233426).

Almost surely, 2^{343423952466851} is an apocalyptic number.

343423952466851 is a deficient number, since it is larger than the sum of its proper divisors (1).

343423952466851 is an equidigital number, since it uses as much as digits as its factorization.

343423952466851 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 447897600, while the sum is 65.

The spelling of 343423952466851 in words is "three hundred forty-three trillion, four hundred twenty-three billion, nine hundred fifty-two million, four hundred sixty-six thousand, eight hundred fifty-one".