51022418441 has 2 divisors, whose sum is σ = 51022418442. Its totient is φ = 51022418440.

The previous prime is 51022418413. The next prime is 51022418443. The reversal of 51022418441 is 14481422015.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 50611950841 + 410467600 = 224971^2 + 20260^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-51022418441 is a prime.

Together with 51022418443, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 51022418398 and 51022418407.

It is not a weakly prime, because it can be changed into another prime (51022418443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25511209220 + 25511209221.

It is an arithmetic number, because the mean of its divisors is an integer number (25511209221).

Almost surely, 2^51022418441 is an apocalyptic number.

It is an amenable number.

51022418441 is a deficient number, since it is larger than the sum of its proper divisors (1).

51022418441 is an equidigital number, since it uses as much as digits as its factorization.

51022418441 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10240, while the sum is 32.

The spelling of 51022418441 in words is "fifty-one billion, twenty-two million, four hundred eighteen thousand, four hundred forty-one".