50555520012 has 24 divisors (see below), whose sum is σ = 118073258800. Its totient is φ = 16836071616.

The previous prime is 50555520011. The next prime is 50555520013. The reversal of 50555520012 is 21002555505.

It is an interprime number because it is at equal distance from previous prime (50555520011) and next prime (50555520013).

It is not an unprimeable number, because it can be changed into a prime (50555520011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1957687 + ... + 1983342.

Almost surely, 2^50555520012 is an apocalyptic number.

It is an amenable number.

50555520012 is an abundant number, since it is smaller than the sum of its proper divisors (67517738788).

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

50555520012 is a wasteful number, since it uses less digits than its factorization.

50555520012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3942105 (or 3942103 counting only the distinct ones).

The product of its (nonzero) digits is 12500, while the sum is 30.

The spelling of 50555520012 in words is "fifty billion, five hundred fifty-five million, five hundred twenty thousand, twelve".