206155070775466 has 32 divisors (see below), whose sum is σ = 310100722263360. Its totient is φ = 102788587284096.

The previous prime is 206155070775413. The next prime is 206155070775469. The reversal of 206155070775466 is 664577070551602.

It is not an unprimeable number, because it can be changed into a prime (206155070775469) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8709907080 + ... + 8709930748.

It is an arithmetic number, because the mean of its divisors is an integer number (9690647570730).

Almost surely, 2^{206155070775466} is an apocalyptic number.

206155070775466 is a deficient number, since it is larger than the sum of its proper divisors (103945651487894).

206155070775466 is a wasteful number, since it uses less digits than its factorization.

206155070775466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32118.

The product of its (nonzero) digits is 74088000, while the sum is 61.

The spelling of 206155070775466 in words is "two hundred six trillion, one hundred fifty-five billion, seventy million, seven hundred seventy-five thousand, four hundred sixty-six".