545683863 has 4 divisors (see below), whose sum is σ = 727578488. Its totient is φ = 363789240.

The previous prime is 545683847. The next prime is 545683877. The reversal of 545683863 is 368386545.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 545683863 - 2⁴ = 545683847 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (545683823) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 90947308 + ... + 90947313.

It is an arithmetic number, because the mean of its divisors is an integer number (181894622).

Almost surely, 2^545683863 is an apocalyptic number.

545683863 is a deficient number, since it is larger than the sum of its proper divisors (181894625).

545683863 is a wasteful number, since it uses less digits than its factorization.

545683863 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 181894624.

The product of its digits is 2073600, while the sum is 48.

The square root of 545683863 is about 23359.8772043005. The cubic root of 545683863 is about 817.1724258752.

The spelling of 545683863 in words is "five hundred forty-five million, six hundred eighty-three thousand, eight hundred sixty-three".