7665123126676 has 6 divisors (see below), whose sum is σ = 13413965471690. Its totient is φ = 3832561563336.

The previous prime is 7665123126671. The next prime is 7665123126709. The reversal of 7665123126676 is 6766213215667.

It can be written as a sum of positive squares in only one way, i.e., 7040903040900 + 624220085776 = 2653470^2 + 790076^2 .

It is a super-2 number, since 2×7665123126676² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 7665123126676.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7665123126671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 958140390831 + ... + 958140390838.

Almost surely, 2^{7665123126676} is an apocalyptic number.

It is an amenable number.

7665123126676 is a deficient number, since it is larger than the sum of its proper divisors (5748842345014).

7665123126676 is a wasteful number, since it uses less digits than its factorization.

7665123126676 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1916280781673 (or 1916280781671 counting only the distinct ones).

The product of its digits is 22861440, while the sum is 58.

The spelling of 7665123126676 in words is "seven trillion, six hundred sixty-five billion, one hundred twenty-three million, one hundred twenty-six thousand, six hundred seventy-six".