342890678736097 has 4 divisors (see below), whose sum is σ = 342892236551956. Its totient is φ = 342889120920240.

The previous prime is 342890678736071. The next prime is 342890678736149. The reversal of 342890678736097 is 790637876098243.

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 146473144606881 + 196417534129216 = 12102609^2 + 14014904^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-342890678736097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (342890678736007) 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, 778577718 + ... + 779017999.

It is an arithmetic number, because the mean of its divisors is an integer number (85723059137989).

Almost surely, 2^{342890678736097} is an apocalyptic number.

It is an amenable number.

342890678736097 is a deficient number, since it is larger than the sum of its proper divisors (1557815859).

342890678736097 is a wasteful number, since it uses less digits than its factorization.

342890678736097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1557815858.

The product of its (nonzero) digits is 4608866304, while the sum is 79.

The spelling of 342890678736097 in words is "three hundred forty-two trillion, eight hundred ninety billion, six hundred seventy-eight million, seven hundred thirty-six thousand, ninety-seven".