545616730 has 32 divisors (see below), whose sum is σ = 1069459200. Its totient is φ = 199628352.

The previous prime is 545616713. The next prime is 545616767. The reversal of 545616730 is 37616545.

It is a self number, because there is not a number n which added to its sum of digits gives 545616730.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44002 + ... + 55021.

It is an arithmetic number, because the mean of its divisors is an integer number (33420600).

Almost surely, 2^545616730 is an apocalyptic number.

545616730 is a deficient number, since it is larger than the sum of its proper divisors (523842470).

545616730 is a wasteful number, since it uses less digits than its factorization.

545616730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99078.

The product of its (nonzero) digits is 75600, while the sum is 37.

The square root of 545616730 is about 23358.4402304606. The cubic root of 545616730 is about 817.1389135004.

The spelling of 545616730 in words is "five hundred forty-five million, six hundred sixteen thousand, seven hundred thirty".