500009914845 has 128 divisors (see below), whose sum is σ = 1061246361600. Its totient is φ = 218393708544.

The previous prime is 500009914843. The next prime is 500009914867. The reversal of 500009914845 is 548419900005.

500009914845 is a `hidden beast` number, since 500 + 0 + 0 + 99 + 14 + 8 + 45 = 666.

It is not a de Polignac number, because 500009914845 - 2¹ = 500009914843 is a prime.

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 500009914845.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (500009914843) by changing a digit.

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 127 ways as a sum of consecutive naturals, for example, 20179434 + ... + 20204196.

It is an arithmetic number, because the mean of its divisors is an integer number (8290987200).

Almost surely, 2^500009914845 is an apocalyptic number.

It is an amenable number.

500009914845 is an abundant number, since it is smaller than the sum of its proper divisors (561236446755).

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

500009914845 is a wasteful number, since it uses less digits than its factorization.

500009914845 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25736 (or 25730 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 45.

The spelling of 500009914845 in words is "five hundred billion, nine million, nine hundred fourteen thousand, eight hundred forty-five".