503041016556 has 288 divisors, whose sum is σ = 1423649747520. Its totient is φ = 148784283648.

The previous prime is 503041016549. The next prime is 503041016609. The reversal of 503041016556 is 655610140305.

503041016556 is a `hidden beast` number, since 5 + 0 + 30 + 410 + 165 + 56 = 666.

It is a super-2 number, since 2×503041016556² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 503041016556.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 357019180 + ... + 357020588.

It is an arithmetic number, because the mean of its divisors is an integer number (4943228290).

Almost surely, 2^503041016556 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 503041016556, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (711824873760).

503041016556 is an abundant number, since it is smaller than the sum of its proper divisors (920608730964).

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

503041016556 is a wasteful number, since it uses less digits than its factorization.

503041016556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1745 (or 1740 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 36.

The spelling of 503041016556 in words is "five hundred three billion, forty-one million, sixteen thousand, five hundred fifty-six".