50023354643 has 4 divisors (see below), whose sum is σ = 50038014768. Its totient is φ = 50008694520.

The previous prime is 50023354637. The next prime is 50023354651. The reversal of 50023354643 is 34645332005.

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 50023354643 - 2¹⁰ = 50023353619 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50023354613) 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, 7324943 + ... + 7331768.

It is an arithmetic number, because the mean of its divisors is an integer number (12509503692).

Almost surely, 2^50023354643 is an apocalyptic number.

50023354643 is a deficient number, since it is larger than the sum of its proper divisors (14660125).

50023354643 is a wasteful number, since it uses less digits than its factorization.

50023354643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14660124.

The product of its (nonzero) digits is 129600, while the sum is 35.

Adding to 50023354643 its reverse (34645332005), we get a palindrome (84668686648).

The spelling of 50023354643 in words is "fifty billion, twenty-three million, three hundred fifty-four thousand, six hundred forty-three".