4412424955781 has 2 divisors, whose sum is σ = 4412424955782. Its totient is φ = 4412424955780.

The previous prime is 4412424955769. The next prime is 4412424955819. The reversal of 4412424955781 is 1875594242144.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3245009534881 + 1167415420900 = 1801391^2 + 1080470^2 .

It is a cyclic number.

It is not a de Polignac number, because 4412424955781 - 2¹⁰ = 4412424954757 is a prime.

It is a super-2 number, since 2×4412424955781² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4412424955751) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2206212477890 + 2206212477891.

It is an arithmetic number, because the mean of its divisors is an integer number (2206212477891).

Almost surely, 2^{4412424955781} is an apocalyptic number.

It is an amenable number.

4412424955781 is a deficient number, since it is larger than the sum of its proper divisors (1).

4412424955781 is an equidigital number, since it uses as much as digits as its factorization.

4412424955781 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12902400, while the sum is 56.

The spelling of 4412424955781 in words is "four trillion, four hundred twelve billion, four hundred twenty-four million, nine hundred fifty-five thousand, seven hundred eighty-one".