206642232506134 has 8 divisors (see below), whose sum is σ = 309965327562960. Its totient is φ = 103320456651816.

The previous prime is 206642232506131. The next prime is 206642232506147. The reversal of 206642232506134 is 431605232246602.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (206642232506131) 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, 329408929 + ... + 330035644.

It is an arithmetic number, because the mean of its divisors is an integer number (38745665945370).

Almost surely, 2^{206642232506134} is an apocalyptic number.

206642232506134 is a deficient number, since it is larger than the sum of its proper divisors (103323095056826).

206642232506134 is a wasteful number, since it uses less digits than its factorization.

206642232506134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 659601254.

The product of its (nonzero) digits is 2488320, while the sum is 46.

The spelling of 206642232506134 in words is "two hundred six trillion, six hundred forty-two billion, two hundred thirty-two million, five hundred six thousand, one hundred thirty-four".