551500060500 has 288 divisors, whose sum is σ = 1817045298432. Its totient is φ = 140548320000.

The previous prime is 551500060499. The next prime is 551500060513. The reversal of 551500060500 is 5060005155.

551500060500 is a `hidden beast` number, since 5 + 5 + 1 + 50 + 0 + 0 + 605 + 0 + 0 = 666.

551500060500 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 196752099 + ... + 196754901.

It is an arithmetic number, because the mean of its divisors is an integer number (6309185064).

Almost surely, 2^551500060500 is an apocalyptic number.

551500060500 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 551500060500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (908522649216).

551500060500 is an abundant number, since it is smaller than the sum of its proper divisors (1265545237932).

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

551500060500 is a wasteful number, since it uses less digits than its factorization.

551500060500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4752 (or 4737 counting only the distinct ones).

The product of its (nonzero) digits is 3750, while the sum is 27.

Adding to 551500060500 its reverse (5060005155), we get a palindrome (556560065655).

The spelling of 551500060500 in words is "five hundred fifty-one billion, five hundred million, sixty thousand, five hundred".