5018621725550 has 24 divisors (see below), whose sum is σ = 9533245699296. Its totient is φ = 1964737015040.

The previous prime is 5018621725531. The next prime is 5018621725613. The reversal of 5018621725550 is 555271268105.

It is a Harshad number since it is a multiple of its sum of digits (47).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 5018621725495 and 5018621725504.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1067789507 + ... + 1067794206.

It is an arithmetic number, because the mean of its divisors is an integer number (397218570804).

Almost surely, 2^{5018621725550} is an apocalyptic number.

5018621725550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

5018621725550 is a deficient number, since it is larger than the sum of its proper divisors (4514623973746).

5018621725550 is a wasteful number, since it uses less digits than its factorization.

5018621725550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2135583772 (or 2135583767 counting only the distinct ones).

The product of its (nonzero) digits is 840000, while the sum is 47.

The spelling of 5018621725550 in words is "five trillion, eighteen billion, six hundred twenty-one million, seven hundred twenty-five thousand, five hundred fifty".