50555021200 has 60 divisors (see below), whose sum is σ = 126739263168. Its totient is φ = 19342787200.

The previous prime is 50555021173. The next prime is 50555021261. The reversal of 50555021200 is 212055505.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2738356 + ... + 2756755.

Almost surely, 2^50555021200 is an apocalyptic number.

50555021200 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

50555021200 is an abundant number, since it is smaller than the sum of its proper divisors (76184241968).

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

50555021200 is a wasteful number, since it uses less digits than its factorization.

50555021200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5495152 (or 5495141 counting only the distinct ones).

The product of its (nonzero) digits is 2500, while the sum is 25.

Adding to 50555021200 its reverse (212055505), we get a palindrome (50767076705).

The spelling of 50555021200 in words is "fifty billion, five hundred fifty-five million, twenty-one thousand, two hundred".