50322040261 has 4 divisors (see below), whose sum is σ = 50361263712. Its totient is φ = 50282816812.

The previous prime is 50322040259. The next prime is 50322040267. The reversal of 50322040261 is 16204022305.

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 not a de Polignac number, because 50322040261 - 2¹ = 50322040259 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50322040267) 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, 19609801 + ... + 19612366.

It is an arithmetic number, because the mean of its divisors is an integer number (12590315928).

Almost surely, 2^50322040261 is an apocalyptic number.

It is an amenable number.

50322040261 is a deficient number, since it is larger than the sum of its proper divisors (39223451).

50322040261 is a wasteful number, since it uses less digits than its factorization.

50322040261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39223450.

The product of its (nonzero) digits is 2880, while the sum is 25.

Adding to 50322040261 its reverse (16204022305), we get a palindrome (66526062566).

The spelling of 50322040261 in words is "fifty billion, three hundred twenty-two million, forty thousand, two hundred sixty-one".