50611105312321 has 4 divisors (see below), whose sum is σ = 53274847697200. Its totient is φ = 47947362927444.

The previous prime is 50611105312301. The next prime is 50611105312429. The reversal of 50611105312321 is 12321350111605.

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 50611105312321 - 2²³ = 50611096923713 is a prime.

It is a super-2 number, since 2×50611105312321² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50611105312301) 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, 1331871192411 + ... + 1331871192448.

It is an arithmetic number, because the mean of its divisors is an integer number (13318711924300).

Almost surely, 2^{50611105312321} is an apocalyptic number.

It is an amenable number.

50611105312321 is a deficient number, since it is larger than the sum of its proper divisors (2663742384879).

50611105312321 is a wasteful number, since it uses less digits than its factorization.

50611105312321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2663742384878.

The product of its (nonzero) digits is 5400, while the sum is 31.

Adding to 50611105312321 its reverse (12321350111605), we get a palindrome (62932455423926).

The spelling of 50611105312321 in words is "fifty trillion, six hundred eleven billion, one hundred five million, three hundred twelve thousand, three hundred twenty-one".