343664361269 has 2 divisors, whose sum is σ = 343664361270. Its totient is φ = 343664361268.

The previous prime is 343664361251. The next prime is 343664361323. The reversal of 343664361269 is 962163466343.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 342617062225 + 1047299044 = 585335^2 + 32362^2 .

It is a cyclic number.

It is not a de Polignac number, because 343664361269 - 2⁸ = 343664361013 is a prime.

It is a super-2 number, since 2×343664361269² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 343664361269.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (343664360269) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171832180634 + 171832180635.

It is an arithmetic number, because the mean of its divisors is an integer number (171832180635).

Almost surely, 2^343664361269 is an apocalyptic number.

It is an amenable number.

343664361269 is a deficient number, since it is larger than the sum of its proper divisors (1).

343664361269 is an equidigital number, since it uses as much as digits as its factorization.

343664361269 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10077696, while the sum is 53.

The spelling of 343664361269 in words is "three hundred forty-three billion, six hundred sixty-four million, three hundred sixty-one thousand, two hundred sixty-nine".