7734281696668 has 12 divisors (see below), whose sum is σ = 13573998715032. Its totient is φ = 3855996349520.

The previous prime is 7734281696653. The next prime is 7734281696707. The reversal of 7734281696668 is 8666961824377.

It is a super-2 number, since 2×7734281696668² (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 7734281696668.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2786123143 + ... + 2786125918.

It is an arithmetic number, because the mean of its divisors is an integer number (1131166559586).

Almost surely, 2^{7734281696668} is an apocalyptic number.

It is an amenable number.

7734281696668 is a deficient number, since it is larger than the sum of its proper divisors (5839717018364).

7734281696668 is a wasteful number, since it uses less digits than its factorization.

7734281696668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5572249412 (or 5572249410 counting only the distinct ones).

The product of its digits is 877879296, while the sum is 73.

The spelling of 7734281696668 in words is "seven trillion, seven hundred thirty-four billion, two hundred eighty-one million, six hundred ninety-six thousand, six hundred sixty-eight".