10666564414 has 32 divisors (see below), whose sum is σ = 18078681600. Its totient is φ = 4675436640.

The previous prime is 10666564369. The next prime is 10666564427. The reversal of 10666564414 is 41446566601.

It is a happy number.

It is a super-2 number, since 2×10666564414² (a number of 21 digits) contains 22 as substring.

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, 525319 + ... + 545245.

It is an arithmetic number, because the mean of its divisors is an integer number (564958800).

Almost surely, 2^10666564414 is an apocalyptic number.

10666564414 is a deficient number, since it is larger than the sum of its proper divisors (7412117186).

10666564414 is a wasteful number, since it uses less digits than its factorization.

10666564414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20808.

The product of its (nonzero) digits is 414720, while the sum is 43.

The spelling of 10666564414 in words is "ten billion, six hundred sixty-six million, five hundred sixty-four thousand, four hundred fourteen".