50861212200 has 144 divisors (see below), whose sum is σ = 177135329280. Its totient is φ = 13562976960.

The previous prime is 50861212177. The next prime is 50861212201. The reversal of 50861212200 is 221216805.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (50861212201) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 474664 + ... + 571863.

Almost surely, 2^50861212200 is an apocalyptic number.

50861212200 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

50861212200 is an abundant number, since it is smaller than the sum of its proper divisors (126274117080).

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

50861212200 is a wasteful number, since it uses less digits than its factorization.

50861212200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1046558 (or 1046537 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 27.

The spelling of 50861212200 in words is "fifty billion, eight hundred sixty-one million, two hundred twelve thousand, two hundred".