540654044399 has 32 divisors (see below), whose sum is σ = 659670220800. Its totient is φ = 432794625120.

The previous prime is 540654044297. The next prime is 540654044407. The reversal of 540654044399 is 993440456045.

It is not a de Polignac number, because 540654044399 - 2⁸ = 540654044143 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 540654044399.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (540654044899) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6758264 + ... + 6837794.

It is an arithmetic number, because the mean of its divisors is an integer number (20614694400).

Almost surely, 2^540654044399 is an apocalyptic number.

540654044399 is a deficient number, since it is larger than the sum of its proper divisors (119016176401).

540654044399 is a wasteful number, since it uses less digits than its factorization.

540654044399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80283.

The product of its (nonzero) digits is 9331200, while the sum is 53.

The spelling of 540654044399 in words is "five hundred forty billion, six hundred fifty-four million, forty-four thousand, three hundred ninety-nine".