206722506536106 has 32 divisors (see below), whose sum is σ = 451088169177600. Its totient is φ = 62635232989680.

The previous prime is 206722506536071. The next prime is 206722506536141. The reversal of 206722506536106 is 601635605227602.

It is an interprime number because it is at equal distance from previous prime (206722506536071) and next prime (206722506536141).

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, 198246276 + ... + 199286303.

It is an arithmetic number, because the mean of its divisors is an integer number (14096505286800).

Almost surely, 2^{206722506536106} is an apocalyptic number.

206722506536106 is an abundant number, since it is smaller than the sum of its proper divisors (244365662641494).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

206722506536106 is a wasteful number, since it uses less digits than its factorization.

206722506536106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 397540474.

The product of its (nonzero) digits is 5443200, while the sum is 51.

The spelling of 206722506536106 in words is "two hundred six trillion, seven hundred twenty-two billion, five hundred six million, five hundred thirty-six thousand, one hundred six".