7766648055068 has 36 divisors (see below), whose sum is σ = 15916788379800. Its totient is φ = 3306224087712.

The previous prime is 7766648055059. The next prime is 7766648055071. The reversal of 7766648055068 is 8605508466677.

It is a super-2 number, since 2×7766648055068² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 7766648054989 and 7766648055007.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 132943130 + ... + 133001537.

It is an arithmetic number, because the mean of its divisors is an integer number (442133010550).

Almost surely, 2^{7766648055068} is an apocalyptic number.

It is an amenable number.

7766648055068 is an abundant number, since it is smaller than the sum of its proper divisors (8150140324732).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

7766648055068 is a wasteful number, since it uses less digits than its factorization.

7766648055068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 265944834 (or 265944825 counting only the distinct ones).

The product of its (nonzero) digits is 406425600, while the sum is 68.

The spelling of 7766648055068 in words is "seven trillion, seven hundred sixty-six billion, six hundred forty-eight million, fifty-five thousand, sixty-eight".