545543854 has 16 divisors (see below), whose sum is σ = 868371840. Its totient is φ = 256488760.

The previous prime is 545543851. The next prime is 545543861. The reversal of 545543854 is 458345545.

It is a self number, because there is not a number n which added to its sum of digits gives 545543854.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (545543851) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 97792 + ... + 103219.

It is an arithmetic number, because the mean of its divisors is an integer number (54273240).

Almost surely, 2^545543854 is an apocalyptic number.

545543854 is a deficient number, since it is larger than the sum of its proper divisors (322827986).

545543854 is a wasteful number, since it uses less digits than its factorization.

545543854 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201095.

The product of its digits is 960000, while the sum is 43.

The square root of 545543854 is about 23356.8802283182. The cubic root of 545543854 is about 817.1025311441.

The spelling of 545543854 in words is "five hundred forty-five million, five hundred forty-three thousand, eight hundred fifty-four".