206106522153 has 32 divisors (see below), whose sum is σ = 319316649984. Its totient is φ = 115822641792.

The previous prime is 206106522131. The next prime is 206106522161. The reversal of 206106522153 is 351225601602.

It is not a de Polignac number, because 206106522153 - 2⁵ = 206106522121 is a prime.

It is not an unprimeable number, because it can be changed into a prime (206106522103) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 26925 + ... + 642602.

It is an arithmetic number, because the mean of its divisors is an integer number (9978645312).

Almost surely, 2^206106522153 is an apocalyptic number.

It is an amenable number.

206106522153 is a deficient number, since it is larger than the sum of its proper divisors (113210127831).

206106522153 is a wasteful number, since it uses less digits than its factorization.

206106522153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 669781.

The product of its (nonzero) digits is 21600, while the sum is 33.

The spelling of 206106522153 in words is "two hundred six billion, one hundred six million, five hundred twenty-two thousand, one hundred fifty-three".