50051215073 has 4 divisors (see below), whose sum is σ = 50092141248. Its totient is φ = 50010288900.

The previous prime is 50051215051. The next prime is 50051215117. The reversal of 50051215073 is 37051215005.

It is a happy number.

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 a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50051215073 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (50051215573) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20461253 + ... + 20463698.

It is an arithmetic number, because the mean of its divisors is an integer number (12523035312).

Almost surely, 2^50051215073 is an apocalyptic number.

It is an amenable number.

50051215073 is a deficient number, since it is larger than the sum of its proper divisors (40926175).

50051215073 is a wasteful number, since it uses less digits than its factorization.

50051215073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40926174.

The product of its (nonzero) digits is 5250, while the sum is 29.

The spelling of 50051215073 in words is "fifty billion, fifty-one million, two hundred fifteen thousand, seventy-three".