343540651073 has 4 divisors (see below), whose sum is σ = 343577242368. Its totient is φ = 343504059780.

The previous prime is 343540651067. The next prime is 343540651099. The reversal of 343540651073 is 370156045343.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 343540651073 - 2²⁸ = 343272215617 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 343540651073.

It is not an unprimeable number, because it can be changed into a prime (343540651033) 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, 18281561 + ... + 18300342.

It is an arithmetic number, because the mean of its divisors is an integer number (85894310592).

Almost surely, 2^343540651073 is an apocalyptic number.

It is an amenable number.

343540651073 is a deficient number, since it is larger than the sum of its proper divisors (36591295).

343540651073 is an equidigital number, since it uses as much as digits as its factorization.

343540651073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36591294.

The product of its (nonzero) digits is 453600, while the sum is 41.

The spelling of 343540651073 in words is "three hundred forty-three billion, five hundred forty million, six hundred fifty-one thousand, seventy-three".