50389316349 has 16 divisors (see below), whose sum is σ = 67355743104. Its totient is φ = 33507992000.

The previous prime is 50389316347. The next prime is 50389316359. The reversal of 50389316349 is 94361398305.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 50389316349 - 2¹ = 50389316347 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50389316347) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1966192 + ... + 1991654.

It is an arithmetic number, because the mean of its divisors is an integer number (4209733944).

Almost surely, 2^50389316349 is an apocalyptic number.

It is an amenable number.

50389316349 is a deficient number, since it is larger than the sum of its proper divisors (16966426755).

50389316349 is a wasteful number, since it uses less digits than its factorization.

50389316349 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27108.

The product of its (nonzero) digits is 2099520, while the sum is 51.

The spelling of 50389316349 in words is "fifty billion, three hundred eighty-nine million, three hundred sixteen thousand, three hundred forty-nine".