545641061605 has 32 divisors (see below), whose sum is σ = 668958151680. Its totient is φ = 427159941120.

The previous prime is 545641061597. The next prime is 545641061617. The reversal of 545641061605 is 506160146545.

It is not a de Polignac number, because 545641061605 - 2³ = 545641061597 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 118847860 + ... + 118852450.

It is an arithmetic number, because the mean of its divisors is an integer number (20904942240).

Almost surely, 2^545641061605 is an apocalyptic number.

It is an amenable number.

545641061605 is a deficient number, since it is larger than the sum of its proper divisors (123317090075).

545641061605 is a wasteful number, since it uses less digits than its factorization.

545641061605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7381.

The product of its (nonzero) digits is 432000, while the sum is 43.

The spelling of 545641061605 in words is "five hundred forty-five billion, six hundred forty-one million, sixty-one thousand, six hundred five".