33489116677 has 2 divisors, whose sum is σ = 33489116678. Its totient is φ = 33489116676.

The previous prime is 33489116671. The next prime is 33489116761. The reversal of 33489116677 is 77661198433.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 29654906436 + 3834210241 = 172206^2 + 61921^2 .

It is a cyclic number.

It is not a de Polignac number, because 33489116677 - 2¹⁵ = 33489083909 is a prime.

It is a super-2 number, since 2×33489116677² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (33489116671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16744558338 + 16744558339.

It is an arithmetic number, because the mean of its divisors is an integer number (16744558339).

Almost surely, 2^33489116677 is an apocalyptic number.

It is an amenable number.

33489116677 is a deficient number, since it is larger than the sum of its proper divisors (1).

33489116677 is an equidigital number, since it uses as much as digits as its factorization.

33489116677 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4572288, while the sum is 55.

The spelling of 33489116677 in words is "thirty-three billion, four hundred eighty-nine million, one hundred sixteen thousand, six hundred seventy-seven".