5551001000500 has 48 divisors (see below), whose sum is σ = 12123676551168. Its totient is φ = 2220347220000.

The previous prime is 5551001000497. The next prime is 5551001000507. The reversal of 5551001000500 is 50001001555.

It is a super-2 number, since 2×5551001000500² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5551001000507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25828485 + ... + 26042515.

It is an arithmetic number, because the mean of its divisors is an integer number (252576594816).

Almost surely, 2^{5551001000500} is an apocalyptic number.

5551001000500 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

5551001000500 is an abundant number, since it is smaller than the sum of its proper divisors (6572675550668).

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

5551001000500 is a wasteful number, since it uses less digits than its factorization.

5551001000500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 265921 (or 265909 counting only the distinct ones).

The product of its (nonzero) digits is 625, while the sum is 22.

The spelling of 5551001000500 in words is "five trillion, five hundred fifty-one billion, one million, five hundred", and thus it is an aban number.