42850710343321 has 4 divisors (see below), whose sum is σ = 42850723441444. Its totient is φ = 42850697245200.

The previous prime is 42850710343313. The next prime is 42850710343453. The reversal of 42850710343321 is 12334301705824.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 17038823651721 + 25811886691600 = 4127811^2 + 5080540^2 .

It is a cyclic number.

It is not a de Polignac number, because 42850710343321 - 2³ = 42850710343313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42850710373321) 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, 2976451 + ... + 9724231.

It is an arithmetic number, because the mean of its divisors is an integer number (10712680860361).

Almost surely, 2^{42850710343321} is an apocalyptic number.

It is an amenable number.

42850710343321 is a deficient number, since it is larger than the sum of its proper divisors (13098123).

42850710343321 is an equidigital number, since it uses as much as digits as its factorization.

42850710343321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13098122.

The product of its (nonzero) digits is 483840, while the sum is 43.

The spelling of 42850710343321 in words is "forty-two trillion, eight hundred fifty billion, seven hundred ten million, three hundred forty-three thousand, three hundred twenty-one".