206542345152335 has 16 divisors (see below), whose sum is σ = 259633267068096. Its totient is φ = 157434814783488.

The previous prime is 206542345152317. The next prime is 206542345152343. The reversal of 206542345152335 is 533251543245602.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 206542345152335 - 2²⁸ = 206542076716879 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3494173544 + ... + 3494232653.

It is an arithmetic number, because the mean of its divisors is an integer number (16227079191756).

Almost surely, 2^{206542345152335} is an apocalyptic number.

206542345152335 is a deficient number, since it is larger than the sum of its proper divisors (53090921915761).

206542345152335 is a wasteful number, since it uses less digits than its factorization.

206542345152335 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6988406482.

The product of its (nonzero) digits is 12960000, while the sum is 50.

Adding to 206542345152335 its reverse (533251543245602), we get a palindrome (739793888397937).

The spelling of 206542345152335 in words is "two hundred six trillion, five hundred forty-two billion, three hundred forty-five million, one hundred fifty-two thousand, three hundred thirty-five".