342684787486243 has 4 divisors (see below), whose sum is σ = 342686443711248. Its totient is φ = 342683131261240.

The previous prime is 342684787486231. The next prime is 342684787486273.

342684787486243 is nontrivially palindromic in base 10.

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

It is a cyclic number.

It is not a de Polignac number, because 342684787486243 - 2²⁵ = 342684753931811 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 342684787486243.

It is not an unprimeable number, because it can be changed into a prime (342684787486213) 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, 827802103 + ... + 828215968.

It is an arithmetic number, because the mean of its divisors is an integer number (85671610927812).

Almost surely, 2^{342684787486243} is an apocalyptic number.

342684787486243 is a deficient number, since it is larger than the sum of its proper divisors (1656225005).

342684787486243 is a wasteful number, since it uses less digits than its factorization.

342684787486243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1656225004.

The product of its digits is 8323596288, while the sum is 76.

The spelling of 342684787486243 in words is "three hundred forty-two trillion, six hundred eighty-four billion, seven hundred eighty-seven million, four hundred eighty-six thousand, two hundred forty-three".