49909400050 has 24 divisors (see below), whose sum is σ = 92884602996. Its totient is φ = 19952336640.

The previous prime is 49909400041. The next prime is 49909400053. The reversal of 49909400050 is 5000490994.

It can be written as a sum of positive squares in 6 ways, for example, as 2477351529 + 47432048521 = 49773^2 + 217789^2 .

It is a junction number, because it is equal to n+sod(n) for n = 49909399976 and 49909400012.

It is not an unprimeable number, because it can be changed into a prime (49909400053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 197059 + ... + 372358.

Almost surely, 2^49909400050 is an apocalyptic number.

49909400050 is a deficient number, since it is larger than the sum of its proper divisors (42975202946).

49909400050 is a wasteful number, since it uses less digits than its factorization.

49909400050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 571182 (or 571177 counting only the distinct ones).

The product of its (nonzero) digits is 58320, while the sum is 40.

The spelling of 49909400050 in words is "forty-nine billion, nine hundred nine million, four hundred thousand, fifty".