206222653451 has 8 divisors (see below), whose sum is σ = 206763604080. Its totient is φ = 205682374368.

The previous prime is 206222653411. The next prime is 206222653501. The reversal of 206222653451 is 154356222602.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-206222653451 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (206222653411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 450065 + ... + 784221.

It is an arithmetic number, because the mean of its divisors is an integer number (25845450510).

Almost surely, 2^206222653451 is an apocalyptic number.

206222653451 is a deficient number, since it is larger than the sum of its proper divisors (540950629).

206222653451 is an equidigital number, since it uses as much as digits as its factorization.

206222653451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 335773.

The product of its (nonzero) digits is 172800, while the sum is 38.

The spelling of 206222653451 in words is "two hundred six billion, two hundred twenty-two million, six hundred fifty-three thousand, four hundred fifty-one".