10565106566 has 16 divisors (see below), whose sum is σ = 18553358880. Its totient is φ = 4417465920.

The previous prime is 10565106529. The next prime is 10565106589. The reversal of 10565106566 is 66560156501.

It is a super-2 number, since 2×10565106566² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (41).

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, 9202481 + ... + 9203628.

It is an arithmetic number, because the mean of its divisors is an integer number (1159584930).

Almost surely, 2^10565106566 is an apocalyptic number.

10565106566 is a deficient number, since it is larger than the sum of its proper divisors (7988252314).

10565106566 is a wasteful number, since it uses less digits than its factorization.

10565106566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18406159.

The product of its (nonzero) digits is 162000, while the sum is 41.

The spelling of 10565106566 in words is "ten billion, five hundred sixty-five million, one hundred six thousand, five hundred sixty-six".