50495033521 has 3 divisors (see below), whose sum is σ = 50495258233. Its totient is φ = 50494808810.

The previous prime is 50495033509. The next prime is 50495033531. The reversal of 50495033521 is 12533059405.

The square root of 50495033521 is 224711.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is not a de Polignac number, because 50495033521 - 2⁵ = 50495033489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50495033531) 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 2 ways as a sum of consecutive naturals, for example, 112356 + ... + 337066.

Almost surely, 2^50495033521 is an apocalyptic number.

50495033521 is the 224711-st square number.

50495033521 is the 112356-th centered octagonal number.

It is an amenable number.

50495033521 is a deficient number, since it is larger than the sum of its proper divisors (224712).

50495033521 is an frugal number, since it uses more digits than its factorization.

50495033521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 449422 (or 224711 counting only the distinct ones).

The product of its (nonzero) digits is 81000, while the sum is 37.

The spelling of 50495033521 in words is "fifty billion, four hundred ninety-five million, thirty-three thousand, five hundred twenty-one".