540044340445 has 16 divisors (see below), whose sum is σ = 694505911680. Its totient is φ = 402082363584.

The previous prime is 540044340443. The next prime is 540044340457. The reversal of 540044340445 is 544043440045.

It is a cyclic number.

It is not a de Polignac number, because 540044340445 - 2¹ = 540044340443 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (540044340443) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 63455715 + ... + 63464224.

It is an arithmetic number, because the mean of its divisors is an integer number (43406619480).

Almost surely, 2^540044340445 is an apocalyptic number.

It is an amenable number.

540044340445 is a deficient number, since it is larger than the sum of its proper divisors (154461571235).

540044340445 is a wasteful number, since it uses less digits than its factorization.

540044340445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126920004.

The product of its (nonzero) digits is 307200, while the sum is 37.

The spelling of 540044340445 in words is "five hundred forty billion, forty-four million, three hundred forty thousand, four hundred forty-five".