204526256036401 has 8 divisors (see below), whose sum is σ = 220303336012200. Its totient is φ = 188755503353472.

The previous prime is 204526256036341. The next prime is 204526256036411. The reversal of 204526256036401 is 104630652625402.

It can be written as a sum of positive squares in 4 ways, for example, as 818574372001 + 203707681664400 = 904751^2 + 14272620^2 .

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 204526256036401 - 2²³ = 204526247647793 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (204526256036411) 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, 1581756076 + ... + 1581885373.

It is an arithmetic number, because the mean of its divisors is an integer number (27537917001525).

Almost surely, 2^{204526256036401} is an apocalyptic number.

It is an amenable number.

204526256036401 is a deficient number, since it is larger than the sum of its proper divisors (15777079975799).

204526256036401 is a wasteful number, since it uses less digits than its factorization.

204526256036401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3163646435.

The product of its (nonzero) digits is 2073600, while the sum is 46.

The spelling of 204526256036401 in words is "two hundred four trillion, five hundred twenty-six billion, two hundred fifty-six million, thirty-six thousand, four hundred one".