50909639319 has 96 divisors (see below), whose sum is σ = 100749369600. Its totient is φ = 25054505280.

The previous prime is 50909639293. The next prime is 50909639327. The reversal of 50909639319 is 91393690905.

It is a happy number.

50909639319 is a `hidden beast` number, since 509 + 0 + 96 + 39 + 3 + 19 = 666.

It is not a de Polignac number, because 50909639319 - 2¹¹ = 50909637271 is a prime.

It is a super-2 number, since 2×50909639319² (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 (50909639419) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 184449 + ... + 368565.

It is an arithmetic number, because the mean of its divisors is an integer number (1049472600).

Almost surely, 2^50909639319 is an apocalyptic number.

50909639319 is a deficient number, since it is larger than the sum of its proper divisors (49839730281).

50909639319 is a wasteful number, since it uses less digits than its factorization.

50909639319 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 184170 (or 184157 counting only the distinct ones).

The product of its (nonzero) digits is 1771470, while the sum is 54.

The spelling of 50909639319 in words is "fifty billion, nine hundred nine million, six hundred thirty-nine thousand, three hundred nineteen".