204152502066061 has 8 divisors (see below), whose sum is σ = 204512299085304. Its totient is φ = 203792725739520.

The previous prime is 204152502066043. The next prime is 204152502066109. The reversal of 204152502066061 is 160660205251402.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 100464919121961 + 103687582944100 = 10023219^2 + 10182710^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 204152502066061 - 2²⁹ = 204151965195149 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204152502066031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14642871 + ... + 24954331.

It is an arithmetic number, because the mean of its divisors is an integer number (25564037385663).

Almost surely, 2^{204152502066061} is an apocalyptic number.

It is an amenable number.

204152502066061 is a deficient number, since it is larger than the sum of its proper divisors (359797019243).

204152502066061 is a wasteful number, since it uses less digits than its factorization.

204152502066061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10346351.

The product of its (nonzero) digits is 172800, while the sum is 40.

The spelling of 204152502066061 in words is "two hundred four trillion, one hundred fifty-two billion, five hundred two million, sixty-six thousand, sixty-one".