206260402506 has 8 divisors (see below), whose sum is σ = 412520805024. Its totient is φ = 68753467500.

The previous prime is 206260402499. The next prime is 206260402529. The reversal of 206260402506 is 605204062602.

It is a sphenic number, since it is the product of 3 distinct primes.

206260402506 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17188366870 + ... + 17188366881.

It is an arithmetic number, because the mean of its divisors is an integer number (51565100628).

Almost surely, 2^206260402506 is an apocalyptic number.

206260402506 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

206260402506 is a wasteful number, since it uses less digits than its factorization.

206260402506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34376733756.

The product of its (nonzero) digits is 34560, while the sum is 33.

The spelling of 206260402506 in words is "two hundred six billion, two hundred sixty million, four hundred two thousand, five hundred six".