5551140220500 has 192 divisors, whose sum is σ = 18511234560000. Its totient is φ = 1266288105600.

The previous prime is 5551140220499. The next prime is 5551140220523. The reversal of 5551140220500 is 50220411555.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

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 63 ways as a sum of consecutive naturals, for example, 4709761 + ... + 5769239.

It is an arithmetic number, because the mean of its divisors is an integer number (96412680000).

Almost surely, 2^{5551140220500} is an apocalyptic number.

5551140220500 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 5551140220500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9255617280000).

5551140220500 is an abundant number, since it is smaller than the sum of its proper divisors (12960094339500).

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

5551140220500 is a wasteful number, since it uses less digits than its factorization.

5551140220500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1060007 (or 1059995 counting only the distinct ones).

The product of its (nonzero) digits is 10000, while the sum is 30.

The spelling of 5551140220500 in words is "five trillion, five hundred fifty-one billion, one hundred forty million, two hundred twenty thousand, five hundred".