206407253676 has 48 divisors (see below), whose sum is σ = 518795391744. Its totient is φ = 63493882176.

The previous prime is 206407253653. The next prime is 206407253707. The reversal of 206407253676 is 676352704602.

206407253676 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 459991 + ... + 790193.

It is an arithmetic number, because the mean of its divisors is an integer number (10808237328).

Almost surely, 2^206407253676 is an apocalyptic number.

206407253676 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

206407253676 is an abundant number, since it is smaller than the sum of its proper divisors (312388138068).

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

206407253676 is a wasteful number, since it uses less digits than its factorization.

206407253676 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 334230 (or 334228 counting only the distinct ones).

The product of its (nonzero) digits is 2540160, while the sum is 48.

The spelling of 206407253676 in words is "two hundred six billion, four hundred seven million, two hundred fifty-three thousand, six hundred seventy-six".