49550111200 has 72 divisors (see below), whose sum is σ = 121010379840. Its totient is φ = 19812480000.

The previous prime is 49550111197. The next prime is 49550111213. The reversal of 49550111200 is 211105594.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2390481 + ... + 2411119.

It is an arithmetic number, because the mean of its divisors is an integer number (1680699720).

Almost surely, 2^49550111200 is an apocalyptic number.

49550111200 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

49550111200 is an abundant number, since it is smaller than the sum of its proper divisors (71460268640).

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

49550111200 is a wasteful number, since it uses less digits than its factorization.

49550111200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23660 (or 23647 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 28.

Adding to 49550111200 its reverse (211105594), we get a palindrome (49761216794).

The spelling of 49550111200 in words is "forty-nine billion, five hundred fifty million, one hundred eleven thousand, two hundred".