10501655666 has 32 divisors (see below), whose sum is σ = 16465612800. Its totient is φ = 5017677840.

The previous prime is 10501655641. The next prime is 10501655669. The reversal of 10501655666 is 66655610501.

10501655666 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×10501655666² (a number of 21 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (10501655669) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2418125 + ... + 2422463.

It is an arithmetic number, because the mean of its divisors is an integer number (514550400).

Almost surely, 2^10501655666 is an apocalyptic number.

10501655666 is a deficient number, since it is larger than the sum of its proper divisors (5963957134).

10501655666 is a wasteful number, since it uses less digits than its factorization.

10501655666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4854.

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

The spelling of 10501655666 in words is "ten billion, five hundred one million, six hundred fifty-five thousand, six hundred sixty-six".