204051160061 has 6 divisors (see below), whose sum is σ = 237365635230. Its totient is φ = 174900994296.

The previous prime is 204051160051. The next prime is 204051160069. The reversal of 204051160061 is 160061150402.

It can be written as a sum of positive squares in only one way, i.e., 198720699961 + 5330460100 = 445781^2 + 73010^2 .

It is not a de Polignac number, because 204051160061 - 2⁶ = 204051159997 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 204051160061.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204051160069) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2082154646 + ... + 2082154743.

It is an arithmetic number, because the mean of its divisors is an integer number (39560939205).

Almost surely, 2^204051160061 is an apocalyptic number.

It is an amenable number.

204051160061 is a deficient number, since it is larger than the sum of its proper divisors (33314475169).

204051160061 is an equidigital number, since it uses as much as digits as its factorization.

204051160061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4164309403 (or 4164309396 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 26.

The spelling of 204051160061 in words is "two hundred four billion, fifty-one million, one hundred sixty thousand, sixty-one".