5921645953517 has 8 divisors (see below), whose sum is σ = 6779745461376. Its totient is φ = 5066583967152.

The previous prime is 5921645953493. The next prime is 5921645953523. The reversal of 5921645953517 is 7153595461295.

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 5921645953517 - 2²⁰ = 5921644904941 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5921645953517.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5921645953117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 759376193 + ... + 759383990.

It is an arithmetic number, because the mean of its divisors is an integer number (847468182672).

Almost surely, 2^{5921645953517} is an apocalyptic number.

It is an amenable number.

5921645953517 is a deficient number, since it is larger than the sum of its proper divisors (858099507859).

5921645953517 is a wasteful number, since it uses less digits than its factorization.

5921645953517 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1518760747.

The product of its digits is 51030000, while the sum is 62.

The spelling of 5921645953517 in words is "five trillion, nine hundred twenty-one billion, six hundred forty-five million, nine hundred fifty-three thousand, five hundred seventeen".