10665568214 has 32 divisors (see below), whose sum is σ = 18385920000. Its totient is φ = 4545485568.

The previous prime is 10665568189. The next prime is 10665568219. The reversal of 10665568214 is 41286556601.

It is a super-2 number, since 2×10665568214² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10665568219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3967979 + ... + 3970665.

It is an arithmetic number, because the mean of its divisors is an integer number (574560000).

Almost surely, 2^10665568214 is an apocalyptic number.

10665568214 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

10665568214 is a deficient number, since it is larger than the sum of its proper divisors (7720351786).

10665568214 is a wasteful number, since it uses less digits than its factorization.

10665568214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4172.

The product of its (nonzero) digits is 345600, while the sum is 44.

The spelling of 10665568214 in words is "ten billion, six hundred sixty-five million, five hundred sixty-eight thousand, two hundred fourteen".