50950972229 has 4 divisors (see below), whose sum is σ = 51089803584. Its totient is φ = 50812140876.

The previous prime is 50950972213. The next prime is 50950972271. The reversal of 50950972229 is 92227905905.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 50950972229 - 2⁴ = 50950972213 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50950972129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 69415127 + ... + 69415860.

It is an arithmetic number, because the mean of its divisors is an integer number (12772450896).

Almost surely, 2^50950972229 is an apocalyptic number.

It is an amenable number.

50950972229 is a deficient number, since it is larger than the sum of its proper divisors (138831355).

50950972229 is a wasteful number, since it uses less digits than its factorization.

50950972229 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138831354.

The product of its (nonzero) digits is 1020600, while the sum is 50.

The spelling of 50950972229 in words is "fifty billion, nine hundred fifty million, nine hundred seventy-two thousand, two hundred twenty-nine".