6525322357613 has 8 divisors (see below), whose sum is σ = 6566355979200. Its totient is φ = 6484339617568.

The previous prime is 6525322357607. The next prime is 6525322357639. The reversal of 6525322357613 is 3167532235256.

It is a happy number.

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

It is not a de Polignac number, because 6525322357613 - 2²⁰ = 6525321309037 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 (6525322357513) 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, 12463073 + ... + 12976086.

It is an arithmetic number, because the mean of its divisors is an integer number (820794497400).

Almost surely, 2^{6525322357613} is an apocalyptic number.

It is an amenable number.

6525322357613 is a deficient number, since it is larger than the sum of its proper divisors (41033621587).

6525322357613 is a wasteful number, since it uses less digits than its factorization.

6525322357613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25440771.

The product of its digits is 6804000, while the sum is 50.

The spelling of 6525322357613 in words is "six trillion, five hundred twenty-five billion, three hundred twenty-two million, three hundred fifty-seven thousand, six hundred thirteen".