10665605015 has 32 divisors (see below), whose sum is σ = 14169313536. Its totient is φ = 7655938560.

The previous prime is 10665604981. The next prime is 10665605021. The reversal of 10665605015 is 51050656601.

It is not a de Polignac number, because 10665605015 - 2⁸ = 10665604759 is a prime.

It is a super-2 number, since 2×10665605015² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4474514 + ... + 4476896.

It is an arithmetic number, because the mean of its divisors is an integer number (442791048).

Almost surely, 2^10665605015 is an apocalyptic number.

10665605015 is a deficient number, since it is larger than the sum of its proper divisors (3503708521).

10665605015 is a wasteful number, since it uses less digits than its factorization.

10665605015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4299.

The product of its (nonzero) digits is 27000, while the sum is 35.

The spelling of 10665605015 in words is "ten billion, six hundred sixty-five million, six hundred five thousand, fifteen".