204454662983 has 2 divisors, whose sum is σ = 204454662984. Its totient is φ = 204454662982.

The previous prime is 204454662931. The next prime is 204454663043. The reversal of 204454662983 is 389266454402.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 204454662983 - 2²⁸ = 204186227527 is a prime.

It is a super-2 number, since 2×204454662983² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (204454662683) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102227331491 + 102227331492.

It is an arithmetic number, because the mean of its divisors is an integer number (102227331492).

Almost surely, 2^204454662983 is an apocalyptic number.

204454662983 is a deficient number, since it is larger than the sum of its proper divisors (1).

204454662983 is an equidigital number, since it uses as much as digits as its factorization.

204454662983 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9953280, while the sum is 53.

The spelling of 204454662983 in words is "two hundred four billion, four hundred fifty-four million, six hundred sixty-two thousand, nine hundred eighty-three".