342727862641 has 4 divisors (see below), whose sum is σ = 342746840052. Its totient is φ = 342708885232.

The previous prime is 342727862573. The next prime is 342727862651. The reversal of 342727862641 is 146268727243.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 176459645041 + 166268217600 = 420071^2 + 407760^2 .

It is a cyclic number.

It is not a de Polignac number, because 342727862641 - 2⁹ = 342727862129 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (342727862651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9461590 + ... + 9497743.

It is an arithmetic number, because the mean of its divisors is an integer number (85686710013).

Almost surely, 2^342727862641 is an apocalyptic number.

It is an amenable number.

342727862641 is a deficient number, since it is larger than the sum of its proper divisors (18977411).

342727862641 is a wasteful number, since it uses less digits than its factorization.

342727862641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18977410.

The product of its digits is 5419008, while the sum is 52.

The spelling of 342727862641 in words is "three hundred forty-two billion, seven hundred twenty-seven million, eight hundred sixty-two thousand, six hundred forty-one".