50122112653 has 2 divisors, whose sum is σ = 50122112654. Its totient is φ = 50122112652.

The previous prime is 50122112581. The next prime is 50122112723. The reversal of 50122112653 is 35621122105.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 30472240969 + 19649871684 = 174563^2 + 140178^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50122112653 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50122212653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25061056326 + 25061056327.

It is an arithmetic number, because the mean of its divisors is an integer number (25061056327).

Almost surely, 2^50122112653 is an apocalyptic number.

It is an amenable number.

50122112653 is a deficient number, since it is larger than the sum of its proper divisors (1).

50122112653 is an equidigital number, since it uses as much as digits as its factorization.

50122112653 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3600, while the sum is 28.

Adding to 50122112653 its reverse (35621122105), we get a palindrome (85743234758).

The spelling of 50122112653 in words is "fifty billion, one hundred twenty-two million, one hundred twelve thousand, six hundred fifty-three".