11166788956668 has 24 divisors (see below), whose sum is σ = 26055988022400. Its totient is φ = 3722241967920.

The previous prime is 11166788956657. The next prime is 11166788956679. The reversal of 11166788956668 is 86665988766111.

It is an interprime number because it is at equal distance from previous prime (11166788956657) and next prime (11166788956679).

It is a junction number, because it is equal to n+sod(n) for n = 11166788956593 and 11166788956602.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 333318 + ... + 4737581.

It is an arithmetic number, because the mean of its divisors is an integer number (1085666167600).

Almost surely, 2^{11166788956668} is an apocalyptic number.

It is an amenable number.

11166788956668 is an abundant number, since it is smaller than the sum of its proper divisors (14889199065732).

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

11166788956668 is a wasteful number, since it uses less digits than its factorization.

11166788956668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5254417 (or 5254415 counting only the distinct ones).

The product of its digits is 1254113280, while the sum is 78.

The spelling of 11166788956668 in words is "eleven trillion, one hundred sixty-six billion, seven hundred eighty-eight million, nine hundred fifty-six thousand, six hundred sixty-eight".