50555500505500 has 96 divisors (see below), whose sum is σ = 110676575318400. Its totient is φ = 20173979750400.

The previous prime is 50555500505429. The next prime is 50555500505513. The reversal of 50555500505500 is 550500555505.

It is a super-2 number, since 2×50555500505500² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1855029874 + ... + 1855057126.

It is an arithmetic number, because the mean of its divisors is an integer number (1152880992900).

Almost surely, 2^{50555500505500} is an apocalyptic number.

50555500505500 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 50555500505500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (55338287659200).

50555500505500 is an abundant number, since it is smaller than the sum of its proper divisors (60121074812900).

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

50555500505500 is a wasteful number, since it uses less digits than its factorization.

50555500505500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35984 (or 35972 counting only the distinct ones).

The product of its (nonzero) digits is 390625, while the sum is 40.

The spelling of 50555500505500 in words is "fifty trillion, five hundred fifty-five billion, five hundred million, five hundred five thousand, five hundred".