204966158847 has 8 divisors (see below), whose sum is σ = 273338664960. Its totient is φ = 136618879320.

The previous prime is 204966158827. The next prime is 204966158879. The reversal of 204966158847 is 748851669402.

It is a happy number.

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

It is not a de Polignac number, because 204966158847 - 2¹¹ = 204966156799 is a prime.

It is a super-2 number, since 2×204966158847² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204966158827) 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, 6287679 + ... + 6320192.

It is an arithmetic number, because the mean of its divisors is an integer number (34167333120).

Almost surely, 2^204966158847 is an apocalyptic number.

204966158847 is a deficient number, since it is larger than the sum of its proper divisors (68372506113).

204966158847 is a wasteful number, since it uses less digits than its factorization.

204966158847 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12613293.

The product of its (nonzero) digits is 23224320, while the sum is 60.

The spelling of 204966158847 in words is "two hundred four billion, nine hundred sixty-six million, one hundred fifty-eight thousand, eight hundred forty-seven".