545585245636 has 12 divisors (see below), whose sum is σ = 955078560828. Its totient is φ = 272705656832.

The previous prime is 545585245619. The next prime is 545585245687. The reversal of 545585245636 is 636542585545.

It can be written as a sum of positive squares in 2 ways, for example, as 523900916100 + 21684329536 = 723810^2 + 147256^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21727381 + ... + 21752476.

It is an arithmetic number, because the mean of its divisors is an integer number (79589880069).

Almost surely, 2^545585245636 is an apocalyptic number.

It is an amenable number.

545585245636 is a deficient number, since it is larger than the sum of its proper divisors (409493315192).

545585245636 is a wasteful number, since it uses less digits than its factorization.

545585245636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43482998 (or 43482996 counting only the distinct ones).

The product of its digits is 86400000, while the sum is 58.

The spelling of 545585245636 in words is "five hundred forty-five billion, five hundred eighty-five million, two hundred forty-five thousand, six hundred thirty-six".