5456672766544 has 20 divisors (see below), whose sum is σ = 10578253063924. Its totient is φ = 2726801008128.

The previous prime is 5456672766539. The next prime is 5456672766553. The reversal of 5456672766544 is 4456672766545.

It can be written as a sum of positive squares in 2 ways, for example, as 4570137532944 + 886535233600 = 2137788^2 + 941560^2 .

It is a super-2 number, since 2×5456672766544² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 5456672766544.

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, 95931627 + ... + 95988490.

Almost surely, 2^{5456672766544} is an apocalyptic number.

It is an amenable number.

5456672766544 is a deficient number, since it is larger than the sum of its proper divisors (5121580297380).

5456672766544 is a wasteful number, since it uses less digits than its factorization.

5456672766544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191921902 (or 191921896 counting only the distinct ones).

The product of its digits is 1016064000, while the sum is 67.

Subtracting from 5456672766544 its reverse (4456672766545), we obtain a palindrome (999999999999).

The spelling of 5456672766544 in words is "five trillion, four hundred fifty-six billion, six hundred seventy-two million, seven hundred sixty-six thousand, five hundred forty-four".