50236308864 has 640 divisors, whose sum is σ = 190520985600. Its totient is φ = 12791955456.

The previous prime is 50236308851. The next prime is 50236308869. The reversal of 50236308864 is 46880363205.

It is a happy number.

50236308864 is a `hidden beast` number, since 5 + 0 + 2 + 3 + 630 + 8 + 8 + 6 + 4 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50236308869) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 23440977 + ... + 23443119.

It is an arithmetic number, because the mean of its divisors is an integer number (297689040).

Almost surely, 2^50236308864 is an apocalyptic number.

50236308864 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 50236308864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (95260492800).

50236308864 is an abundant number, since it is smaller than the sum of its proper divisors (140284676736).

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

50236308864 is a wasteful number, since it uses less digits than its factorization.

50236308864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2212 (or 2191 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 45.

The spelling of 50236308864 in words is "fifty billion, two hundred thirty-six million, three hundred eight thousand, eight hundred sixty-four".