4273203770345 has 16 divisors (see below), whose sum is σ = 5176254585600. Its totient is φ = 3386295646464.

The previous prime is 4273203770333. The next prime is 4273203770359. The reversal of 4273203770345 is 5430773023724.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 4273203770345 - 2¹⁰ = 4273203769321 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4273203770345.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5407649 + ... + 6147281.

It is an arithmetic number, because the mean of its divisors is an integer number (323515911600).

Almost surely, 2^{4273203770345} is an apocalyptic number.

It is an amenable number.

4273203770345 is a deficient number, since it is larger than the sum of its proper divisors (903050815255).

4273203770345 is a wasteful number, since it uses less digits than its factorization.

4273203770345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 750544.

The product of its (nonzero) digits is 2963520, while the sum is 47.

The spelling of 4273203770345 in words is "four trillion, two hundred seventy-three billion, two hundred three million, seven hundred seventy thousand, three hundred forty-five".