206454046215 has 32 divisors (see below), whose sum is σ = 331480615680. Its totient is φ = 109724527616.

The previous prime is 206454046199. The next prime is 206454046243. The reversal of 206454046215 is 512640454602.

It is a cyclic number.

It is not a de Polignac number, because 206454046215 - 2⁴ = 206454046199 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8560564 + ... + 8584646.

It is an arithmetic number, because the mean of its divisors is an integer number (10358769240).

Almost surely, 2^206454046215 is an apocalyptic number.

206454046215 is a deficient number, since it is larger than the sum of its proper divisors (125026569465).

206454046215 is a wasteful number, since it uses less digits than its factorization.

206454046215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26063.

The product of its (nonzero) digits is 230400, while the sum is 39.

The spelling of 206454046215 in words is "two hundred six billion, four hundred fifty-four million, forty-six thousand, two hundred fifteen".