540476663 has 4 divisors (see below), whose sum is σ = 540803328. Its totient is φ = 540150000.

The previous prime is 540476647. The next prime is 540476681. The reversal of 540476663 is 366674045.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 540476663 - 2⁴ = 540476647 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 540476663.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (540476633) 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, 160838 + ... + 164163.

It is an arithmetic number, because the mean of its divisors is an integer number (135200832).

Almost surely, 2^540476663 is an apocalyptic number.

540476663 is a deficient number, since it is larger than the sum of its proper divisors (326665).

540476663 is a wasteful number, since it uses less digits than its factorization.

540476663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 326664.

The product of its (nonzero) digits is 362880, while the sum is 41.

The square root of 540476663 is about 23248.1539697241. The cubic root of 540476663 is about 814.5648186691.

The spelling of 540476663 in words is "five hundred forty million, four hundred seventy-six thousand, six hundred sixty-three".