545517064 has 8 divisors (see below), whose sum is σ = 1022844510. Its totient is φ = 272758528.

The previous prime is 545517053. The next prime is 545517073. The reversal of 545517064 is 460715545.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 460102500 + 85414564 = 21450^2 + 9242^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34094809 + ... + 34094824.

Almost surely, 2^545517064 is an apocalyptic number.

It is an amenable number.

545517064 is a deficient number, since it is larger than the sum of its proper divisors (477327446).

545517064 is a wasteful number, since it uses less digits than its factorization.

545517064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68189639 (or 68189635 counting only the distinct ones).

The product of its (nonzero) digits is 84000, while the sum is 37.

The square root of 545517064 is about 23356.3067285905. The cubic root of 545517064 is about 817.0891557848.

The spelling of 545517064 in words is "five hundred forty-five million, five hundred seventeen thousand, sixty-four".