545546864 has 20 divisors (see below), whose sum is σ = 1119173904. Its totient is φ = 256727808.

The previous prime is 545546839. The next prime is 545546887. The reversal of 545546864 is 468645545.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1002572 + ... + 1003115.

Almost surely, 2^545546864 is an apocalyptic number.

It is an amenable number.

545546864 is an abundant number, since it is smaller than the sum of its proper divisors (573627040).

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

545546864 is a wasteful number, since it uses less digits than its factorization.

545546864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2005712 (or 2005706 counting only the distinct ones).

The product of its digits is 2304000, while the sum is 47.

The square root of 545546864 is about 23356.9446632046. The cubic root of 545546864 is about 817.1040339100.

The spelling of 545546864 in words is "five hundred forty-five million, five hundred forty-six thousand, eight hundred sixty-four".