50123340511 has 4 divisors (see below), whose sum is σ = 50173615672. Its totient is φ = 50073065352.

The previous prime is 50123340503. The next prime is 50123340521. The reversal of 50123340511 is 11504332105.

It is a happy number.

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 50123340511 - 2³ = 50123340503 is a prime.

It is a super-3 number, since 3×50123340511³ (a number of 33 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50123340521) 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, 25136085 + ... + 25138078.

It is an arithmetic number, because the mean of its divisors is an integer number (12543403918).

Almost surely, 2^50123340511 is an apocalyptic number.

50123340511 is a deficient number, since it is larger than the sum of its proper divisors (50275161).

50123340511 is an equidigital number, since it uses as much as digits as its factorization.

50123340511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50275160.

The product of its (nonzero) digits is 1800, while the sum is 25.

Adding to 50123340511 its reverse (11504332105), we get a palindrome (61627672616).

The spelling of 50123340511 in words is "fifty billion, one hundred twenty-three million, three hundred forty thousand, five hundred eleven".