5457517567279 has 4 divisors (see below), whose sum is σ = 5457522542560. Its totient is φ = 5457512592000.

The previous prime is 5457517567259. The next prime is 5457517567331. The reversal of 5457517567279 is 9727657157545.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 5457517567279 - 2¹¹ = 5457517565231 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 (5457517567219) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38514 + ... + 3304015.

It is an arithmetic number, because the mean of its divisors is an integer number (1364380635640).

Almost surely, 2^{5457517567279} is an apocalyptic number.

5457517567279 is a deficient number, since it is larger than the sum of its proper divisors (4975281).

5457517567279 is a wasteful number, since it uses less digits than its factorization.

5457517567279 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4975280.

The product of its digits is 648270000, while the sum is 70.

The spelling of 5457517567279 in words is "five trillion, four hundred fifty-seven billion, five hundred seventeen million, five hundred sixty-seven thousand, two hundred seventy-nine".