5645317676543 has 16 divisors (see below), whose sum is σ = 5787236232960. Its totient is φ = 5505504773184.

The previous prime is 5645317676423. The next prime is 5645317676567. The reversal of 5645317676543 is 3456767135465.

It is a cyclic number.

It is not a de Polignac number, because 5645317676543 - 2²⁰ = 5645316627967 is a prime.

It is a super-2 number, since 2×5645317676543² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5645317676573) 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, 1620968 + ... + 3730706.

It is an arithmetic number, because the mean of its divisors is an integer number (361702264560).

Almost surely, 2^{5645317676543} is an apocalyptic number.

5645317676543 is a deficient number, since it is larger than the sum of its proper divisors (141918556417).

5645317676543 is a wasteful number, since it uses less digits than its factorization.

5645317676543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2110238.

The product of its digits is 190512000, while the sum is 62.

The spelling of 5645317676543 in words is "five trillion, six hundred forty-five billion, three hundred seventeen million, six hundred seventy-six thousand, five hundred forty-three".