50368324664 has 192 divisors, whose sum is σ = 118052928000. Its totient is φ = 19679500800.

The previous prime is 50368324661. The next prime is 50368324673. The reversal of 50368324664 is 46642386305.

It is a super-2 number, since 2×50368324664² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50368324661) 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 47 ways as a sum of consecutive naturals, for example, 219948902 + ... + 219949130.

It is an arithmetic number, because the mean of its divisors is an integer number (614859000).

Almost surely, 2^50368324664 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 50368324664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (59026464000).

50368324664 is an abundant number, since it is smaller than the sum of its proper divisors (67684603336).

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

50368324664 is a wasteful number, since it uses less digits than its factorization.

50368324664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 486 (or 445 counting only the distinct ones).

The product of its (nonzero) digits is 2488320, while the sum is 47.

The spelling of 50368324664 in words is "fifty billion, three hundred sixty-eight million, three hundred twenty-four thousand, six hundred sixty-four".