545977605 has 16 divisors (see below), whose sum is σ = 876380544. Its totient is φ = 290249280.

The previous prime is 545977591. The next prime is 545977651. The reversal of 545977605 is 506779545.

It is not a de Polignac number, because 545977605 - 2⁶ = 545977541 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53854 + ... + 63183.

It is an arithmetic number, because the mean of its divisors is an integer number (54773784).

Almost surely, 2^545977605 is an apocalyptic number.

It is an amenable number.

545977605 is a deficient number, since it is larger than the sum of its proper divisors (330402939).

545977605 is a wasteful number, since it uses less digits than its factorization.

545977605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117356.

The product of its (nonzero) digits is 1323000, while the sum is 48.

The square root of 545977605 is about 23366.1636774204. The cubic root of 545977605 is about 817.3190277333.

The spelling of 545977605 in words is "five hundred forty-five million, nine hundred seventy-seven thousand, six hundred five".