50553969771 has 4 divisors (see below), whose sum is σ = 67405293032. Its totient is φ = 33702646512.

The previous prime is 50553969733. The next prime is 50553969799. The reversal of 50553969771 is 17796935505.

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

It is not a de Polignac number, because 50553969771 - 2⁶ = 50553969707 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50553969721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8425661626 + ... + 8425661631.

It is an arithmetic number, because the mean of its divisors is an integer number (16851323258).

Almost surely, 2^50553969771 is an apocalyptic number.

50553969771 is a deficient number, since it is larger than the sum of its proper divisors (16851323261).

50553969771 is a wasteful number, since it uses less digits than its factorization.

50553969771 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16851323260.

The product of its (nonzero) digits is 8930250, while the sum is 57.

The spelling of 50553969771 in words is "fifty billion, five hundred fifty-three million, nine hundred sixty-nine thousand, seven hundred seventy-one".