545240654565 has 16 divisors (see below), whose sum is σ = 873201148800. Its totient is φ = 290522981952.

The previous prime is 545240654561. The next prime is 545240654597. The reversal of 545240654565 is 565456042545.

It is not a de Polignac number, because 545240654565 - 2² = 545240654561 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (545240654561) 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, 16985545 + ... + 17017614.

It is an arithmetic number, because the mean of its divisors is an integer number (54575071800).

Almost surely, 2^545240654565 is an apocalyptic number.

It is an amenable number.

545240654565 is a deficient number, since it is larger than the sum of its proper divisors (327960494235).

545240654565 is a wasteful number, since it uses less digits than its factorization.

545240654565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34004236.

The product of its (nonzero) digits is 14400000, while the sum is 51.

The spelling of 545240654565 in words is "five hundred forty-five billion, two hundred forty million, six hundred fifty-four thousand, five hundred sixty-five".