555500500072 has 64 divisors (see below), whose sum is σ = 1215954432000. Its totient is φ = 232954646976.

The previous prime is 555500500007. The next prime is 555500500091. The reversal of 555500500072 is 270005005555.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13294429 + ... + 13336147.

It is an arithmetic number, because the mean of its divisors is an integer number (18999288000).

Almost surely, 2^555500500072 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 555500500072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (607977216000).

555500500072 is an abundant number, since it is smaller than the sum of its proper divisors (660453931928).

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

555500500072 is a wasteful number, since it uses less digits than its factorization.

555500500072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46838 (or 46834 counting only the distinct ones).

The product of its (nonzero) digits is 43750, while the sum is 34.

The spelling of 555500500072 in words is "five hundred fifty-five billion, five hundred million, five hundred thousand, seventy-two".