545012564 has 24 divisors (see below), whose sum is σ = 983743488. Its totient is φ = 264058400.

The previous prime is 545012563. The next prime is 545012591. The reversal of 545012564 is 465210545.

It is a self number, because there is not a number n which added to its sum of digits gives 545012564.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (545012563) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4637 + ... + 33339.

It is an arithmetic number, because the mean of its divisors is an integer number (40989312).

Almost surely, 2^545012564 is an apocalyptic number.

It is an amenable number.

545012564 is a deficient number, since it is larger than the sum of its proper divisors (438730924).

545012564 is a wasteful number, since it uses less digits than its factorization.

545012564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28855 (or 28853 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 32.

The square root of 545012564 is about 23345.5041496216. The cubic root of 545012564 is about 816.8371938406.

The spelling of 545012564 in words is "five hundred forty-five million, twelve thousand, five hundred sixty-four".