50047961855 has 4 divisors (see below), whose sum is σ = 60057554232. Its totient is φ = 40038369480.

The previous prime is 50047961849. The next prime is 50047961917. The reversal of 50047961855 is 55816974005.

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

It is not a de Polignac number, because 50047961855 - 2¹⁶ = 50047896319 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5004796181 + ... + 5004796190.

It is an arithmetic number, because the mean of its divisors is an integer number (15014388558).

Almost surely, 2^50047961855 is an apocalyptic number.

50047961855 is a deficient number, since it is larger than the sum of its proper divisors (10009592377).

50047961855 is a wasteful number, since it uses less digits than its factorization.

50047961855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10009592376.

The product of its (nonzero) digits is 1512000, while the sum is 50.

The spelling of 50047961855 in words is "fifty billion, forty-seven million, nine hundred sixty-one thousand, eight hundred fifty-five".