545466593 has 12 divisors (see below), whose sum is σ = 627096960. Its totient is φ = 464771160.

The previous prime is 545466587. The next prime is 545466661. The reversal of 545466593 is 395664545.

It is not a de Polignac number, because 545466593 - 2²⁴ = 528689377 is a prime.

It is a Smith number, since the sum of its digits (47) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (545466503) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 954998 + ... + 955568.

It is an arithmetic number, because the mean of its divisors is an integer number (52258080).

Almost surely, 2^545466593 is an apocalyptic number.

It is an amenable number.

545466593 is a deficient number, since it is larger than the sum of its proper divisors (81630367).

545466593 is an frugal number, since it uses more digits than its factorization.

545466593 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1388 (or 817 counting only the distinct ones).

The product of its digits is 1944000, while the sum is 47.

The square root of 545466593 is about 23355.2262459605. The cubic root of 545466593 is about 817.0639560973.

The spelling of 545466593 in words is "five hundred forty-five million, four hundred sixty-six thousand, five hundred ninety-three".