10660351665 has 16 divisors (see below), whose sum is σ = 17453227968. Its totient is φ = 5553299136.

The previous prime is 10660351651. The next prime is 10660351711. The reversal of 10660351665 is 56615306601.

10660351665 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 10660351665 - 2⁵ = 10660351633 is a prime.

It is a super-2 number, since 2×10660351665² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

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, 8263194 + ... + 8264483.

It is an arithmetic number, because the mean of its divisors is an integer number (1090826748).

Almost surely, 2^10660351665 is an apocalyptic number.

10660351665 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

10660351665 is a deficient number, since it is larger than the sum of its proper divisors (6792876303).

10660351665 is a wasteful number, since it uses less digits than its factorization.

10660351665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16527728.

The product of its (nonzero) digits is 97200, while the sum is 39.

The spelling of 10660351665 in words is "ten billion, six hundred sixty million, three hundred fifty-one thousand, six hundred sixty-five".