540023656 has 16 divisors (see below), whose sum is σ = 1012883040. Its totient is φ = 269921520.

The previous prime is 540023651. The next prime is 540023677. The reversal of 540023656 is 656320045.

It is not an unprimeable number, because it can be changed into a prime (540023651) 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, 18861 + ... + 37891.

It is an arithmetic number, because the mean of its divisors is an integer number (63305190).

Almost surely, 2^540023656 is an apocalyptic number.

It is an amenable number.

540023656 is a deficient number, since it is larger than the sum of its proper divisors (472859384).

540023656 is a wasteful number, since it uses less digits than its factorization.

540023656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22584 (or 22580 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 31.

The square root of 540023656 is about 23238.4090677482. The cubic root of 540023656 is about 814.3371759647.

The spelling of 540023656 in words is "five hundred forty million, twenty-three thousand, six hundred fifty-six".