50151024139 has 4 divisors (see below), whose sum is σ = 50163341256. Its totient is φ = 50138707024.

The previous prime is 50151024083. The next prime is 50151024179. The reversal of 50151024139 is 93142015105.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 50151024139 - 2¹³ = 50151015947 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 50151024139.

It is not an unprimeable number, because it can be changed into a prime (50151024179) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6152449 + ... + 6160594.

It is an arithmetic number, because the mean of its divisors is an integer number (12540835314).

Almost surely, 2^50151024139 is an apocalyptic number.

50151024139 is a deficient number, since it is larger than the sum of its proper divisors (12317117).

50151024139 is a wasteful number, since it uses less digits than its factorization.

50151024139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12317116.

The product of its (nonzero) digits is 5400, while the sum is 31.

The spelling of 50151024139 in words is "fifty billion, one hundred fifty-one million, twenty-four thousand, one hundred thirty-nine".