50555005550000 has 120 divisors (see below), whose sum is σ = 139920078729312. Its totient is φ = 17333144640000.

The previous prime is 50555005549967. The next prime is 50555005550009. The reversal of 50555005550000 is 5550055505.

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

It is not an unprimeable number, because it can be changed into a prime (50555005550009) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 71871437 + ... + 72571436.

Almost surely, 2^{50555005550000} is an apocalyptic number.

50555005550000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

50555005550000 is an abundant number, since it is smaller than the sum of its proper divisors (89365073179312).

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

50555005550000 is an equidigital number, since it uses as much as digits as its factorization.

50555005550000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144442913 (or 144442887 counting only the distinct ones).

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

The spelling of 50555005550000 in words is "fifty trillion, five hundred fifty-five billion, five million, five hundred fifty thousand".