204806069379 has 8 divisors (see below), whose sum is σ = 303416399120. Its totient is φ = 136537379568.

The previous prime is 204806069357. The next prime is 204806069387. The reversal of 204806069379 is 973960608402.

It is a happy number.

204806069379 is a `hidden beast` number, since 2 + 0 + 480 + 6 + 0 + 6 + 93 + 79 = 666.

It is not a de Polignac number, because 204806069379 - 2⁹ = 204806068867 is a prime.

It is a super-2 number, since 2×204806069379² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (204806069779) 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, 3792704962 + ... + 3792705015.

It is an arithmetic number, because the mean of its divisors is an integer number (37927049890).

Almost surely, 2^204806069379 is an apocalyptic number.

204806069379 is a deficient number, since it is larger than the sum of its proper divisors (98610329741).

204806069379 is an equidigital number, since it uses as much as digits as its factorization.

204806069379 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7585409986 (or 7585409980 counting only the distinct ones).

The product of its (nonzero) digits is 3919104, while the sum is 54.

The spelling of 204806069379 in words is "two hundred four billion, eight hundred six million, sixty-nine thousand, three hundred seventy-nine".