2421054439361 has 2 divisors, whose sum is σ = 2421054439362. Its totient is φ = 2421054439360.

The previous prime is 2421054439351. The next prime is 2421054439367. The reversal of 2421054439361 is 1639344501242.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1947099298225 + 473955141136 = 1395385^2 + 688444^2 .

It is a cyclic number.

It is not a de Polignac number, because 2421054439361 - 2¹⁴ = 2421054422977 is a prime.

It is not a weakly prime, because it can be changed into another prime (2421054439367) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1210527219680 + 1210527219681.

It is an arithmetic number, because the mean of its divisors is an integer number (1210527219681).

Almost surely, 2^{2421054439361} is an apocalyptic number.

It is an amenable number.

2421054439361 is a deficient number, since it is larger than the sum of its proper divisors (1).

2421054439361 is an equidigital number, since it uses as much as digits as its factorization.

2421054439361 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 622080, while the sum is 44.

The spelling of 2421054439361 in words is "two trillion, four hundred twenty-one billion, fifty-four million, four hundred thirty-nine thousand, three hundred sixty-one".