568120138557 has 8 divisors (see below), whose sum is σ = 757514896320. Its totient is φ = 378736069920.

The previous prime is 568120138529. The next prime is 568120138583. The reversal of 568120138557 is 755831021865.

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

It is not a de Polignac number, because 568120138557 - 2¹¹ = 568120136509 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (568120138507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2547432 + ... + 2761457.

It is an arithmetic number, because the mean of its divisors is an integer number (94689362040).

Almost surely, 2^568120138557 is an apocalyptic number.

It is an amenable number.

568120138557 is a deficient number, since it is larger than the sum of its proper divisors (189394757763).

568120138557 is a wasteful number, since it uses less digits than its factorization.

568120138557 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5344563.

The product of its (nonzero) digits is 2016000, while the sum is 51.

The spelling of 568120138557 in words is "five hundred sixty-eight billion, one hundred twenty million, one hundred thirty-eight thousand, five hundred fifty-seven".