343629436445 has 4 divisors (see below), whose sum is σ = 412355323740. Its totient is φ = 274903549152.

The previous prime is 343629436421. The next prime is 343629436481. The reversal of 343629436445 is 544634926343.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 544634926343 = 66943 ⋅8135801.

It can be written as a sum of positive squares in 2 ways, for example, as 93815401849 + 249814034596 = 306293^2 + 499814^2 .

It is a cyclic number.

It is not a de Polignac number, because 343629436445 - 2¹⁴ = 343629420061 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34362943640 + ... + 34362943649.

It is an arithmetic number, because the mean of its divisors is an integer number (103088830935).

Almost surely, 2^343629436445 is an apocalyptic number.

It is an amenable number.

343629436445 is a deficient number, since it is larger than the sum of its proper divisors (68725887295).

343629436445 is an equidigital number, since it uses as much as digits as its factorization.

343629436445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68725887294.

The product of its digits is 22394880, while the sum is 53.

The spelling of 343629436445 in words is "three hundred forty-three billion, six hundred twenty-nine million, four hundred thirty-six thousand, four hundred forty-five".