540326655 has 96 divisors (see below), whose sum is σ = 1091600640. Its totient is φ = 244477440.

The previous prime is 540326653. The next prime is 540326701. The reversal of 540326655 is 556623045.

It is a happy number.

540326655 is a `hidden beast` number, since 540 + 3 + 2 + 66 + 55 = 666.

It is not a de Polignac number, because 540326655 - 2¹ = 540326653 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (540326653) by changing a digit.

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 95 ways as a sum of consecutive naturals, for example, 686172 + ... + 686958.

It is an arithmetic number, because the mean of its divisors is an integer number (11370840).

Almost surely, 2^540326655 is an apocalyptic number.

540326655 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

540326655 is an abundant number, since it is smaller than the sum of its proper divisors (551273985).

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

540326655 is a wasteful number, since it uses less digits than its factorization.

540326655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 901 (or 898 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 36.

The square root of 540326655 is about 23244.9275111797. The cubic root of 540326655 is about 814.4894515262.

The spelling of 540326655 in words is "five hundred forty million, three hundred twenty-six thousand, six hundred fifty-five".