4280106444421 has 2 divisors, whose sum is σ = 4280106444422. Its totient is φ = 4280106444420.

The previous prime is 4280106444407. The next prime is 4280106444479. The reversal of 4280106444421 is 1244446010824.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2537999472100 + 1742106972321 = 1593110^2 + 1319889^2 .

It is a cyclic number.

It is not a de Polignac number, because 4280106444421 - 2⁹ = 4280106443909 is a prime.

It is a super-2 number, since 2×4280106444421² (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 (4280106444221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2140053222210 + 2140053222211.

It is an arithmetic number, because the mean of its divisors is an integer number (2140053222211).

Almost surely, 2^{4280106444421} is an apocalyptic number.

It is an amenable number.

4280106444421 is a deficient number, since it is larger than the sum of its proper divisors (1).

4280106444421 is an equidigital number, since it uses as much as digits as its factorization.

4280106444421 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 196608, while the sum is 40.

The spelling of 4280106444421 in words is "four trillion, two hundred eighty billion, one hundred six million, four hundred forty-four thousand, four hundred twenty-one".