50718371616 has 720 divisors, whose sum is σ = 175194835200. Its totient is φ = 14351800320.

The previous prime is 50718371581. The next prime is 50718371623. The reversal of 50718371616 is 61617381705.

50718371616 is a `hidden beast` number, since 507 + 1 + 83 + 7 + 1 + 61 + 6 = 666.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

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 119 ways as a sum of consecutive naturals, for example, 569869300 + ... + 569869388.

It is an arithmetic number, because the mean of its divisors is an integer number (243326160).

Almost surely, 2^50718371616 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 50718371616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (87597417600).

50718371616 is an abundant number, since it is smaller than the sum of its proper divisors (124476463584).

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

50718371616 is a wasteful number, since it uses less digits than its factorization.

50718371616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 235 (or 207 counting only the distinct ones).

The product of its (nonzero) digits is 211680, while the sum is 45.

The spelling of 50718371616 in words is "fifty billion, seven hundred eighteen million, three hundred seventy-one thousand, six hundred sixteen".