50555520000 has 660 divisors, whose sum is σ = 186549922416. Its totient is φ = 13178880000.

The previous prime is 50555519953. The next prime is 50555520011. The reversal of 50555520000 is 2555505.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 385919935 + ... + 385920065.

Almost surely, 2^50555520000 is an apocalyptic number.

50555520000 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 50555520000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (93274961208).

50555520000 is an abundant number, since it is smaller than the sum of its proper divisors (135994402416).

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

50555520000 is a wasteful number, since it uses less digits than its factorization.

50555520000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 244 (or 208 counting only the distinct ones).

The product of its (nonzero) digits is 6250, while the sum is 27.

The spelling of 50555520000 in words is "fifty billion, five hundred fifty-five million, five hundred twenty thousand".