654043064 has 32 divisors (see below), whose sum is σ = 1250711280. Its totient is φ = 320584704.

The previous prime is 654043009. The next prime is 654043067. The reversal of 654043064 is 460340456.

It is a self number, because there is not a number n which added to its sum of digits gives 654043064.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (654043067) 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, 79094 + ... + 86970.

Almost surely, 2^654043064 is an apocalyptic number.

It is an amenable number.

654043064 is a deficient number, since it is larger than the sum of its proper divisors (596668216).

654043064 is a wasteful number, since it uses less digits than its factorization.

654043064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8087 (or 8083 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 32.

The square root of 654043064 is about 25574.2656590566. The cubic root of 654043064 is about 868.0314251685.

The spelling of 654043064 in words is "six hundred fifty-four million, forty-three thousand, sixty-four".