204672057377 has 2 divisors, whose sum is σ = 204672057378. Its totient is φ = 204672057376.

The previous prime is 204672057367. The next prime is 204672057463. The reversal of 204672057377 is 773750276402.

204672057377 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 127032365056 + 77639692321 = 356416^2 + 278639^2 .

It is a cyclic number.

It is not a de Polignac number, because 204672057377 - 2¹⁰ = 204672056353 is a prime.

It is not a weakly prime, because it can be changed into another prime (204672057347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102336028688 + 102336028689.

It is an arithmetic number, because the mean of its divisors is an integer number (102336028689).

Almost surely, 2^204672057377 is an apocalyptic number.

It is an amenable number.

204672057377 is a deficient number, since it is larger than the sum of its proper divisors (1).

204672057377 is an equidigital number, since it uses as much as digits as its factorization.

204672057377 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3457440, while the sum is 50.

The spelling of 204672057377 in words is "two hundred four billion, six hundred seventy-two million, fifty-seven thousand, three hundred seventy-seven".