10566665110650 has 48 divisors (see below), whose sum is σ = 28587632158368. Its totient is φ = 2561615784000.

The previous prime is 10566665110609. The next prime is 10566665110679. The reversal of 10566665110650 is 5601156666501.

It is a super-2 number, since 2×10566665110650² (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 10566665110650.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3202018081 + ... + 3202021380.

It is an arithmetic number, because the mean of its divisors is an integer number (595575669966).

Almost surely, 2^{10566665110650} is an apocalyptic number.

10566665110650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10566665110650 is an abundant number, since it is smaller than the sum of its proper divisors (18020967047718).

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

10566665110650 is a wasteful number, since it uses less digits than its factorization.

10566665110650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6404039487 (or 6404039482 counting only the distinct ones).

The product of its (nonzero) digits is 972000, while the sum is 48.

The spelling of 10566665110650 in words is "ten trillion, five hundred sixty-six billion, six hundred sixty-five million, one hundred ten thousand, six hundred fifty".