538855661683 has 2 divisors, whose sum is σ = 538855661684. Its totient is φ = 538855661682.

The previous prime is 538855661653. The next prime is 538855661717. The reversal of 538855661683 is 386166558835.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 538855661683 - 2¹⁷ = 538855530611 is a prime.

It is not a weakly prime, because it can be changed into another prime (538855661623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 269427830841 + 269427830842.

It is an arithmetic number, because the mean of its divisors is an integer number (269427830842).

Almost surely, 2^538855661683 is an apocalyptic number.

538855661683 is a deficient number, since it is larger than the sum of its proper divisors (1).

538855661683 is an equidigital number, since it uses as much as digits as its factorization.

538855661683 is an evil number, because the sum of its binary digits is even.

The product of its digits is 124416000, while the sum is 64.

The spelling of 538855661683 in words is "five hundred thirty-eight billion, eight hundred fifty-five million, six hundred sixty-one thousand, six hundred eighty-three".