545849994 has 16 divisors (see below), whose sum is σ = 1103967360. Its totient is φ = 179905440.

The previous prime is 545849987. The next prime is 545850013. The reversal of 545849994 is 499948545.

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, 510562 + ... + 511629.

It is an arithmetic number, because the mean of its divisors is an integer number (68997960).

Almost surely, 2^545849994 is an apocalyptic number.

545849994 is an abundant number, since it is smaller than the sum of its proper divisors (558117366).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

545849994 is a wasteful number, since it uses less digits than its factorization.

545849994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1022285.

The product of its digits is 9331200, while the sum is 57.

The square root of 545849994 is about 23363.4328385193. The cubic root of 545849994 is about 817.2553456186.

The spelling of 545849994 in words is "five hundred forty-five million, eight hundred forty-nine thousand, nine hundred ninety-four".