10587580517 has 4 divisors (see below), whose sum is σ = 10592650860. Its totient is φ = 10582510176.

The previous prime is 10587580469. The next prime is 10587580519. The reversal of 10587580517 is 71508578501.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 5468750401 + 5118830116 = 73951^2 + 71546^2 .

It is a cyclic number.

It is not a de Polignac number, because 10587580517 - 2⁶ = 10587580453 is a prime.

It is a super-2 number, since 2×10587580517² (a number of 21 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 (10587580519) 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, 2532038 + ... + 2536215.

It is an arithmetic number, because the mean of its divisors is an integer number (2648162715).

Almost surely, 2^10587580517 is an apocalyptic number.

It is an amenable number.

10587580517 is a deficient number, since it is larger than the sum of its proper divisors (5070343).

10587580517 is an equidigital number, since it uses as much as digits as its factorization.

10587580517 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5070342.

The product of its (nonzero) digits is 392000, while the sum is 47.

The spelling of 10587580517 in words is "ten billion, five hundred eighty-seven million, five hundred eighty thousand, five hundred seventeen".