342689742658 has 8 divisors (see below), whose sum is σ = 514123518528. Its totient is φ = 171315236484.

The previous prime is 342689742583. The next prime is 342689742679. The reversal of 342689742658 is 856247986243.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 342689742658.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14802966 + ... + 14826097.

It is an arithmetic number, because the mean of its divisors is an integer number (64265439816).

Almost surely, 2^342689742658 is an apocalyptic number.

342689742658 is a deficient number, since it is larger than the sum of its proper divisors (171433775870).

342689742658 is a wasteful number, since it uses less digits than its factorization.

342689742658 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29634848.

The product of its digits is 139345920, while the sum is 64.

The spelling of 342689742658 in words is "three hundred forty-two billion, six hundred eighty-nine million, seven hundred forty-two thousand, six hundred fifty-eight".