6676265861989 has 2 divisors, whose sum is σ = 6676265861990. Its totient is φ = 6676265861988.

The previous prime is 6676265861957. The next prime is 6676265861999. The reversal of 6676265861989 is 9891685626766.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6671424068100 + 4841793889 = 2582910^2 + 69583^2 .

It is a cyclic number.

It is not a de Polignac number, because 6676265861989 - 2⁵ = 6676265861957 is a prime.

It is a super-2 number, since 2×6676265861989² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6676265861929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3338132930994 + 3338132930995.

It is an arithmetic number, because the mean of its divisors is an integer number (3338132930995).

Almost surely, 2^{6676265861989} is an apocalyptic number.

It is an amenable number.

6676265861989 is a deficient number, since it is larger than the sum of its proper divisors (1).

6676265861989 is an equidigital number, since it uses as much as digits as its factorization.

6676265861989 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2821754880, while the sum is 79.

The spelling of 6676265861989 in words is "six trillion, six hundred seventy-six billion, two hundred sixty-five million, eight hundred sixty-one thousand, nine hundred eighty-nine".