6214845564 has 18 divisors (see below), whose sum is σ = 15709748600. Its totient is φ = 2071615176.

The previous prime is 6214845523. The next prime is 6214845587. The reversal of 6214845564 is 4655484126.

It is a happy number.

6214845564 is a `hidden beast` number, since 6 + 2 + 1 + 4 + 84 + 5 + 564 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 86317264 + ... + 86317335.

Almost surely, 2^6214845564 is an apocalyptic number.

It is an amenable number.

6214845564 is an abundant number, since it is smaller than the sum of its proper divisors (9494903036).

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

6214845564 is a wasteful number, since it uses less digits than its factorization.

6214845564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172634609 (or 172634604 counting only the distinct ones).

The product of its digits is 921600, while the sum is 45.

The square root of 6214845564 is about 78834.2918024891. The cubic root of 6214845564 is about 1838.5556525207. Note that the first 3 decimals are identical.

The spelling of 6214845564 in words is "six billion, two hundred fourteen million, eight hundred forty-five thousand, five hundred sixty-four".