5456666545 has 16 divisors (see below), whose sum is σ = 7563466368. Its totient is φ = 3735043840.

The previous prime is 5456666539. The next prime is 5456666557.

5456666545 is nontrivially palindromic in base 10.

5456666545 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 5456666545 - 2²⁹ = 4919795633 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5456666492 and 5456666501.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2917069 + ... + 2918938.

It is an arithmetic number, because the mean of its divisors is an integer number (472716648).

Almost surely, 2^5456666545 is an apocalyptic number.

5456666545 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

5456666545 is a deficient number, since it is larger than the sum of its proper divisors (2106799823).

5456666545 is a wasteful number, since it uses less digits than its factorization.

5456666545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5836040.

The product of its digits is 12960000, while the sum is 52.

The square root of 5456666545 is about 73869.2530421149. The cubic root of 5456666545 is about 1760.5261152037.

The spelling of 5456666545 in words is "five billion, four hundred fifty-six million, six hundred sixty-six thousand, five hundred forty-five".