50051382772 has 6 divisors (see below), whose sum is σ = 87589919858. Its totient is φ = 25025691384.

The previous prime is 50051382769. The next prime is 50051382803. The reversal of 50051382772 is 27728315005.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 39905655696 + 10145727076 = 199764^2 + 100726^2 .

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 as a sum of consecutive naturals, namely, 6256422843 + ... + 6256422850.

Almost surely, 2^50051382772 is an apocalyptic number.

It is an amenable number.

50051382772 is a deficient number, since it is larger than the sum of its proper divisors (37538537086).

50051382772 is a wasteful number, since it uses less digits than its factorization.

50051382772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12512845697 (or 12512845695 counting only the distinct ones).

The product of its (nonzero) digits is 117600, while the sum is 40.

Adding to 50051382772 its reverse (27728315005), we get a palindrome (77779697777).

The spelling of 50051382772 in words is "fifty billion, fifty-one million, three hundred eighty-two thousand, seven hundred seventy-two".