50550005555000 has 320 divisors, whose sum is σ = 136574797075200. Its totient is φ = 17176049280000.

The previous prime is 50550005554999. The next prime is 50550005555009. The reversal of 50550005555000 is 55550005505.

It is a super-2 number, since 2×50550005555000² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50550005555009) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 3608387996 + ... + 3608402004.

It is an arithmetic number, because the mean of its divisors is an integer number (426796240860).

Almost surely, 2^{50550005555000} is an apocalyptic number.

50550005555000 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 50550005555000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (68287398537600).

50550005555000 is an abundant number, since it is smaller than the sum of its proper divisors (86024791520200).

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

50550005555000 is a wasteful number, since it uses less digits than its factorization.

50550005555000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14960 (or 14941 counting only the distinct ones).

The product of its (nonzero) digits is 78125, while the sum is 35.

The spelling of 50550005555000 in words is "fifty trillion, five hundred fifty billion, five million, five hundred fifty-five thousand".