10660041317509 has 4 divisors (see below), whose sum is σ = 11123521374816. Its totient is φ = 10196561260204.

The previous prime is 10660041317479. The next prime is 10660041317539. The reversal of 10660041317509 is 90571314006601.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (10660041317479) and next prime (10660041317539).

It is a cyclic number.

It is not a de Polignac number, because 10660041317509 - 2¹¹ = 10660041315461 is a prime.

It is a super-2 number, since 2×10660041317509² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10660041317539) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 231740028619 + ... + 231740028664.

It is an arithmetic number, because the mean of its divisors is an integer number (2780880343704).

Almost surely, 2^{10660041317509} is an apocalyptic number.

It is an amenable number.

10660041317509 is a deficient number, since it is larger than the sum of its proper divisors (463480057307).

10660041317509 is an equidigital number, since it uses as much as digits as its factorization.

10660041317509 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 463480057306.

The product of its (nonzero) digits is 136080, while the sum is 43.

The spelling of 10660041317509 in words is "ten trillion, six hundred sixty billion, forty-one million, three hundred seventeen thousand, five hundred nine".