342685710721 has 4 divisors (see below), whose sum is σ = 357585089472. Its totient is φ = 327786331972.

The previous prime is 342685710707. The next prime is 342685710733. The reversal of 342685710721 is 127017586243.

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 342685710721 - 2¹³ = 342685702529 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (342685710701) 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, 7449689341 + ... + 7449689386.

It is an arithmetic number, because the mean of its divisors is an integer number (89396272368).

Almost surely, 2^342685710721 is an apocalyptic number.

It is an amenable number.

342685710721 is a deficient number, since it is larger than the sum of its proper divisors (14899378751).

342685710721 is a wasteful number, since it uses less digits than its factorization.

342685710721 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14899378750.

The product of its (nonzero) digits is 564480, while the sum is 46.

The spelling of 342685710721 in words is "three hundred forty-two billion, six hundred eighty-five million, seven hundred ten thousand, seven hundred twenty-one".