540205564 has 12 divisors (see below), whose sum is σ = 947674000. Its totient is φ = 269441568.

The previous prime is 540205553. The next prime is 540205573. The reversal of 540205564 is 465502045.

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, 163464 + ... + 166735.

Almost surely, 2^540205564 is an apocalyptic number.

It is an amenable number.

540205564 is a deficient number, since it is larger than the sum of its proper divisors (407468436).

540205564 is a wasteful number, since it uses less digits than its factorization.

540205564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 330612 (or 330610 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 31.

The square root of 540205564 is about 23242.3226894388. The cubic root of 540205564 is about 814.4286027107.

The spelling of 540205564 in words is "five hundred forty million, two hundred five thousand, five hundred sixty-four".