1065660613275 has 24 divisors (see below), whose sum is σ = 1804865199984. Its totient is φ = 554490073600.

The previous prime is 1065660613273. The next prime is 1065660613291. The reversal of 1065660613275 is 5723160665601.

It is not a de Polignac number, because 1065660613275 - 2¹ = 1065660613273 is a prime.

It is a super-2 number, since 2×1065660613275² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1065660613273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 173275074 + ... + 173281223.

It is an arithmetic number, because the mean of its divisors is an integer number (75202716666).

Almost surely, 2^{1065660613275} is an apocalyptic number.

1065660613275 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1065660613275 is a deficient number, since it is larger than the sum of its proper divisors (739204586709).

1065660613275 is a wasteful number, since it uses less digits than its factorization.

1065660613275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 346556351 (or 346556346 counting only the distinct ones).

The product of its (nonzero) digits is 1360800, while the sum is 48.

The spelling of 1065660613275 in words is "one trillion, sixty-five billion, six hundred sixty million, six hundred thirteen thousand, two hundred seventy-five".