5456802696666 has 32 divisors (see below), whose sum is σ = 11023221761280. Its totient is φ = 1800737193216.

The previous prime is 5456802696607. The next prime is 5456802696673. The reversal of 5456802696666 is 6666962086545.

It is a self number, because there is not a number n which added to its sum of digits gives 5456802696666.

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, 8742531 + ... + 9345878.

It is an arithmetic number, because the mean of its divisors is an integer number (344475680040).

Almost surely, 2^{5456802696666} is an apocalyptic number.

5456802696666 is an abundant number, since it is smaller than the sum of its proper divisors (5566419064614).

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

5456802696666 is a wasteful number, since it uses less digits than its factorization.

5456802696666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18088918.

The product of its (nonzero) digits is 671846400, while the sum is 69.

The spelling of 5456802696666 in words is "five trillion, four hundred fifty-six billion, eight hundred two million, six hundred ninety-six thousand, six hundred sixty-six".