540828664 has 16 divisors (see below), whose sum is σ = 1026272520. Its totient is φ = 267156000.

The previous prime is 540828661. The next prime is 540828683. The reversal of 540828664 is 466828045.

It is a self number, because there is not a number n which added to its sum of digits gives 540828664.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (540828661) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 406587 + ... + 407914.

Almost surely, 2^540828664 is an apocalyptic number.

It is an amenable number.

540828664 is a deficient number, since it is larger than the sum of its proper divisors (485443856).

540828664 is a wasteful number, since it uses less digits than its factorization.

540828664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 814590 (or 814586 counting only the distinct ones).

The product of its (nonzero) digits is 368640, while the sum is 43.

The square root of 540828664 is about 23255.7232525673. The cubic root of 540828664 is about 814.7416165627.

The spelling of 540828664 in words is "five hundred forty million, eight hundred twenty-eight thousand, six hundred sixty-four".