50513217743 has 4 divisors (see below), whose sum is σ = 50513909280. Its totient is φ = 50512526208.

The previous prime is 50513217739. The next prime is 50513217763. The reversal of 50513217743 is 34771231505.

It is a happy number.

50513217743 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 50513217743 - 2² = 50513217739 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 50513217697 and 50513217706.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50513217763) 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, 221255 + ... + 387272.

It is an arithmetic number, because the mean of its divisors is an integer number (12628477320).

Almost surely, 2^50513217743 is an apocalyptic number.

50513217743 is a deficient number, since it is larger than the sum of its proper divisors (691537).

50513217743 is an equidigital number, since it uses as much as digits as its factorization.

50513217743 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 691536.

The product of its (nonzero) digits is 88200, while the sum is 38.

The spelling of 50513217743 in words is "fifty billion, five hundred thirteen million, two hundred seventeen thousand, seven hundred forty-three".