60666581683 has 2 divisors, whose sum is σ = 60666581684. Its totient is φ = 60666581682.

The previous prime is 60666581681. The next prime is 60666581713. The reversal of 60666581683 is 38618566606.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 60666581683 - 2¹ = 60666581681 is a prime.

It is a super-2 number, since 2×60666581683² (a number of 22 digits) contains 22 as substring.

Together with 60666581681, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (60666581681) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30333290841 + 30333290842.

It is an arithmetic number, because the mean of its divisors is an integer number (30333290842).

Almost surely, 2^60666581683 is an apocalyptic number.

60666581683 is a deficient number, since it is larger than the sum of its proper divisors (1).

60666581683 is an equidigital number, since it uses as much as digits as its factorization.

60666581683 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7464960, while the sum is 55.

The spelling of 60666581683 in words is "sixty billion, six hundred sixty-six million, five hundred eighty-one thousand, six hundred eighty-three".