50637560136 has 128 divisors (see below), whose sum is σ = 141253632000. Its totient is φ = 15033295872.

The previous prime is 50637560131. The next prime is 50637560143. The reversal of 50637560136 is 63106573605.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (50637560131) 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 31 ways as a sum of consecutive naturals, for example, 8051185 + ... + 8057471.

It is an arithmetic number, because the mean of its divisors is an integer number (1103544000).

Almost surely, 2^50637560136 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 50637560136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (70626816000).

50637560136 is an abundant number, since it is smaller than the sum of its proper divisors (90616071864).

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

50637560136 is a wasteful number, since it uses less digits than its factorization.

50637560136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7371 (or 7367 counting only the distinct ones).

The product of its (nonzero) digits is 340200, while the sum is 42.

The spelling of 50637560136 in words is "fifty billion, six hundred thirty-seven million, five hundred sixty thousand, one hundred thirty-six".