3242690257517 has 8 divisors (see below), whose sum is σ = 3247121688600. Its totient is φ = 3238259217984.

The previous prime is 3242690257511. The next prime is 3242690257519. The reversal of 3242690257517 is 7157520962423.

It can be written as a sum of positive squares in 4 ways, for example, as 189234570121 + 3053455687396 = 435011^2 + 1747414^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3242690257517 - 2³⁴ = 3225510388333 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3242690257511) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19013459 + ... + 19183247.

It is an arithmetic number, because the mean of its divisors is an integer number (405890211075).

Almost surely, 2^{3242690257517} is an apocalyptic number.

It is an amenable number.

3242690257517 is a deficient number, since it is larger than the sum of its proper divisors (4431431083).

3242690257517 is a wasteful number, since it uses less digits than its factorization.

3242690257517 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 195775.

The product of its (nonzero) digits is 6350400, while the sum is 53.

The spelling of 3242690257517 in words is "three trillion, two hundred forty-two billion, six hundred ninety million, two hundred fifty-seven thousand, five hundred seventeen".