7102055666566 has 32 divisors (see below), whose sum is σ = 12219657769728. Its totient is φ = 3032582081760.

The previous prime is 7102055666551. The next prime is 7102055666599. The reversal of 7102055666566 is 6656665502017.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3371041 + ... + 5056483.

It is an arithmetic number, because the mean of its divisors is an integer number (381864305304).

Almost surely, 2^{7102055666566} is an apocalyptic number.

7102055666566 is a deficient number, since it is larger than the sum of its proper divisors (5117602103162).

7102055666566 is a wasteful number, since it uses less digits than its factorization.

7102055666566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1686556.

The product of its (nonzero) digits is 13608000, while the sum is 55.

The spelling of 7102055666566 in words is "seven trillion, one hundred two billion, fifty-five million, six hundred sixty-six thousand, five hundred sixty-six".