10106665566 has 16 divisors (see below), whose sum is σ = 21092171904. Its totient is φ = 3222415064.

The previous prime is 10106665549. The next prime is 10106665567. The reversal of 10106665566 is 66556660101.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10106665567) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36618216 + ... + 36618491.

It is an arithmetic number, because the mean of its divisors is an integer number (1318260744).

Almost surely, 2^10106665566 is an apocalyptic number.

10106665566 is an abundant number, since it is smaller than the sum of its proper divisors (10985506338).

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

10106665566 is a wasteful number, since it uses less digits than its factorization.

10106665566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73236735.

The product of its (nonzero) digits is 194400, while the sum is 42.

The spelling of 10106665566 in words is "ten billion, one hundred six million, six hundred sixty-five thousand, five hundred sixty-six".