50021633001 has 4 divisors (see below), whose sum is σ = 66695510672. Its totient is φ = 33347755332.

The previous prime is 50021632943. The next prime is 50021633009. The reversal of 50021633001 is 10033612005.

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 not a de Polignac number, because 50021633001 - 2⁹ = 50021632489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50021633009) 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, 8336938831 + ... + 8336938836.

It is an arithmetic number, because the mean of its divisors is an integer number (16673877668).

Almost surely, 2^50021633001 is an apocalyptic number.

It is an amenable number.

50021633001 is a deficient number, since it is larger than the sum of its proper divisors (16673877671).

50021633001 is a wasteful number, since it uses less digits than its factorization.

50021633001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16673877670.

The product of its (nonzero) digits is 540, while the sum is 21.

The spelling of 50021633001 in words is "fifty billion, twenty-one million, six hundred thirty-three thousand, one".