204772104737 has 2 divisors, whose sum is σ = 204772104738. Its totient is φ = 204772104736.

The previous prime is 204772104707. The next prime is 204772104763. The reversal of 204772104737 is 737401277402.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 191170947361 + 13601157376 = 437231^2 + 116624^2 .

It is a cyclic number.

It is not a de Polignac number, because 204772104737 - 2¹⁶ = 204772039201 is a prime.

It is a super-2 number, since 2×204772104737² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (204772104707) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102386052368 + 102386052369.

It is an arithmetic number, because the mean of its divisors is an integer number (102386052369).

Almost surely, 2^204772104737 is an apocalyptic number.

It is an amenable number.

204772104737 is a deficient number, since it is larger than the sum of its proper divisors (1).

204772104737 is an equidigital number, since it uses as much as digits as its factorization.

204772104737 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 460992, while the sum is 44.

The spelling of 204772104737 in words is "two hundred four billion, seven hundred seventy-two million, one hundred four thousand, seven hundred thirty-seven".