545676545 has 8 divisors (see below), whose sum is σ = 665910720. Its totient is φ = 429142000.

The previous prime is 545676517. The next prime is 545676553.

545676545 is nontrivially palindromic in base 10.

545676545 is an esthetic number in base 10, because in such base its adjacent digits differ by 1.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 545676545 - 2²⁶ = 478567681 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 545676545.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 924581 + ... + 925170.

It is an arithmetic number, because the mean of its divisors is an integer number (83238840).

Almost surely, 2^545676545 is an apocalyptic number.

It is an amenable number.

545676545 is a deficient number, since it is larger than the sum of its proper divisors (120234175).

545676545 is a wasteful number, since it uses less digits than its factorization.

545676545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1849815.

The product of its digits is 2520000, while the sum is 47.

The square root of 545676545 is about 23359.7205676780. The cubic root of 545676545 is about 817.1687729087.

The spelling of 545676545 in words is "five hundred forty-five million, six hundred seventy-six thousand, five hundred forty-five".