3585685657523 has 2 divisors, whose sum is σ = 3585685657524. Its totient is φ = 3585685657522.

The previous prime is 3585685657513. The next prime is 3585685657657. The reversal of 3585685657523 is 3257565865853.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3585685657523 is a prime.

It is a super-2 number, since 2×3585685657523² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3585685657513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1792842828761 + 1792842828762.

It is an arithmetic number, because the mean of its divisors is an integer number (1792842828762).

Almost surely, 2^{3585685657523} is an apocalyptic number.

3585685657523 is a deficient number, since it is larger than the sum of its proper divisors (1).

3585685657523 is an equidigital number, since it uses as much as digits as its factorization.

3585685657523 is an evil number, because the sum of its binary digits is even.

The product of its digits is 907200000, while the sum is 68.

The spelling of 3585685657523 in words is "three trillion, five hundred eighty-five billion, six hundred eighty-five million, six hundred fifty-seven thousand, five hundred twenty-three".