5457186817545 has 16 divisors (see below), whose sum is σ = 8735462419392. Its totient is φ = 2909178465600.

The previous prime is 5457186817543. The next prime is 5457186817673.

5457186817545 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 5457186817545 - 2¹ = 5457186817543 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5457186817543) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 82539006 + ... + 82605095.

It is an arithmetic number, because the mean of its divisors is an integer number (545966401212).

Almost surely, 2^{5457186817545} is an apocalyptic number.

It is an amenable number.

5457186817545 is a deficient number, since it is larger than the sum of its proper divisors (3278275601847).

5457186817545 is a wasteful number, since it uses less digits than its factorization.

5457186817545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165146312.

The product of its digits is 188160000, while the sum is 66.

The spelling of 5457186817545 in words is "five trillion, four hundred fifty-seven billion, one hundred eighty-six million, eight hundred seventeen thousand, five hundred forty-five".