5257419751686 has 8 divisors (see below), whose sum is σ = 10514839503384. Its totient is φ = 1752473250560.

The previous prime is 5257419751673. The next prime is 5257419751691. The reversal of 5257419751686 is 6861579147525.

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

5257419751686 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 438118312635 + ... + 438118312646.

It is an arithmetic number, because the mean of its divisors is an integer number (1314354937923).

Almost surely, 2^{5257419751686} is an apocalyptic number.

5257419751686 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5257419751686 is a wasteful number, since it uses less digits than its factorization.

5257419751686 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 876236625286.

The product of its digits is 127008000, while the sum is 66.

The spelling of 5257419751686 in words is "five trillion, two hundred fifty-seven billion, four hundred nineteen million, seven hundred fifty-one thousand, six hundred eighty-six".