506044606545 has 64 divisors (see below), whose sum is σ = 939242304000. Its totient is φ = 258020547840.

The previous prime is 506044606531. The next prime is 506044606567. The reversal of 506044606545 is 545606440605.

506044606545 is a `hidden beast` number, since 5 + 0 + 6 + 0 + 44 + 60 + 6 + 545 = 666.

It is not a de Polignac number, because 506044606545 - 2¹¹ = 506044604497 is a prime.

It is a super-2 number, since 2×506044606545² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 506044606545.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 6009835 + ... + 6093455.

It is an arithmetic number, because the mean of its divisors is an integer number (14675661000).

Almost surely, 2^506044606545 is an apocalyptic number.

It is an amenable number.

506044606545 is a deficient number, since it is larger than the sum of its proper divisors (433197697455).

506044606545 is a wasteful number, since it uses less digits than its factorization.

506044606545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85607 (or 85601 counting only the distinct ones).

The product of its (nonzero) digits is 1728000, while the sum is 45.

The spelling of 506044606545 in words is "five hundred six billion, forty-four million, six hundred six thousand, five hundred forty-five".