50468368638 has 16 divisors (see below), whose sum is σ = 101355564816. Its totient is φ = 16752984960.

The previous prime is 50468368637. The next prime is 50468368649. The reversal of 50468368638 is 83686386405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50468368637) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 17449581 + ... + 17452472.

It is an arithmetic number, because the mean of its divisors is an integer number (6334722801).

Almost surely, 2^50468368638 is an apocalyptic number.

50468368638 is an abundant number, since it is smaller than the sum of its proper divisors (50887196178).

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

50468368638 is a wasteful number, since it uses less digits than its factorization.

50468368638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34902299.

The product of its (nonzero) digits is 19906560, while the sum is 57.

The spelling of 50468368638 in words is "fifty billion, four hundred sixty-eight million, three hundred sixty-eight thousand, six hundred thirty-eight".