50493917428 has 12 divisors (see below), whose sum is σ = 88392545892. Its totient is φ = 25238904320.

The previous prime is 50493917417. The next prime is 50493917437. The reversal of 50493917428 is 82471939405.

It can be written as a sum of positive squares in 2 ways, for example, as 50473014244 + 20903184 = 224662^2 + 4572^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1999483 + ... + 2024578.

It is an arithmetic number, because the mean of its divisors is an integer number (7366045491).

Almost surely, 2^50493917428 is an apocalyptic number.

It is an amenable number.

50493917428 is a deficient number, since it is larger than the sum of its proper divisors (37898628464).

50493917428 is a wasteful number, since it uses less digits than its factorization.

50493917428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4027202 (or 4027200 counting only the distinct ones).

The product of its (nonzero) digits is 2177280, while the sum is 52.

The spelling of 50493917428 in words is "fifty billion, four hundred ninety-three million, nine hundred seventeen thousand, four hundred twenty-eight".