206555070613 has 8 divisors (see below), whose sum is σ = 209249828480. Its totient is φ = 203862316320.

The previous prime is 206555070593. The next prime is 206555070619. The reversal of 206555070613 is 316070555602.

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

It is a cyclic number.

It is not a de Polignac number, because 206555070613 - 2⁵ = 206555070581 is a prime.

It is a super-3 number, since 3×206555070613³ (a number of 35 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (206555070619) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 292803 + ... + 706288.

It is an arithmetic number, because the mean of its divisors is an integer number (26156228560).

Almost surely, 2^206555070613 is an apocalyptic number.

It is an amenable number.

206555070613 is a deficient number, since it is larger than the sum of its proper divisors (2694757867).

206555070613 is an equidigital number, since it uses as much as digits as its factorization.

206555070613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1001787.

The product of its (nonzero) digits is 189000, while the sum is 40.

The spelling of 206555070613 in words is "two hundred six billion, five hundred fifty-five million, seventy thousand, six hundred thirteen".