204898078311 has 8 divisors (see below), whose sum is σ = 276267072240. Its totient is φ = 135063901632.

The previous prime is 204898078303. The next prime is 204898078313. The reversal of 204898078311 is 113870898402.

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

It is not a de Polignac number, because 204898078311 - 2³ = 204898078303 is a prime.

It is a super-2 number, since 2×204898078311² (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 (204898078313) 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, 383704000 + ... + 383704533.

It is an arithmetic number, because the mean of its divisors is an integer number (34533384030).

Almost surely, 2^204898078311 is an apocalyptic number.

204898078311 is a deficient number, since it is larger than the sum of its proper divisors (71368993929).

204898078311 is an equidigital number, since it uses as much as digits as its factorization.

204898078311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 767408625.

The product of its (nonzero) digits is 774144, while the sum is 51.

The spelling of 204898078311 in words is "two hundred four billion, eight hundred ninety-eight million, seventy-eight thousand, three hundred eleven".