50127971983 has 4 divisors (see below), whose sum is σ = 51350605488. Its totient is φ = 48905338480.

The previous prime is 50127971977. The next prime is 50127971987. The reversal of 50127971983 is 38917972105.

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 50127971983 - 2⁵ = 50127971951 is a prime.

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 50127971983.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50127971987) 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, 611316691 + ... + 611316772.

It is an arithmetic number, because the mean of its divisors is an integer number (12837651372).

Almost surely, 2^50127971983 is an apocalyptic number.

50127971983 is a deficient number, since it is larger than the sum of its proper divisors (1222633505).

50127971983 is a wasteful number, since it uses less digits than its factorization.

50127971983 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1222633504.

The product of its (nonzero) digits is 952560, while the sum is 52.

The spelling of 50127971983 in words is "fifty billion, one hundred twenty-seven million, nine hundred seventy-one thousand, nine hundred eighty-three".