545136516126 has 40 divisors (see below), whose sum is σ = 1221584239920. Its totient is φ = 181701068832.

The previous prime is 545136516107. The next prime is 545136516131. The reversal of 545136516126 is 621615631545.

545136516126 is a `hidden beast` number, since 5 + 4 + 5 + 1 + 3 + 6 + 516 + 126 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 2810655 + ... + 2998341.

It is an arithmetic number, because the mean of its divisors is an integer number (30539605998).

Almost surely, 2^545136516126 is an apocalyptic number.

545136516126 is an abundant number, since it is smaller than the sum of its proper divisors (676447723794).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

545136516126 is a wasteful number, since it uses less digits than its factorization.

545136516126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 205630 (or 205621 counting only the distinct ones).

The product of its digits is 648000, while the sum is 45.

The spelling of 545136516126 in words is "five hundred forty-five billion, one hundred thirty-six million, five hundred sixteen thousand, one hundred twenty-six".