5344663562621 has 2 divisors, whose sum is σ = 5344663562622. Its totient is φ = 5344663562620.

The previous prime is 5344663562533. The next prime is 5344663562627. The reversal of 5344663562621 is 1262653664435.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3519694927225 + 1824968635396 = 1876085^2 + 1350914^2 .

It is a cyclic number.

It is not a de Polignac number, because 5344663562621 - 2¹⁸ = 5344663300477 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5344663562627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2672331781310 + 2672331781311.

It is an arithmetic number, because the mean of its divisors is an integer number (2672331781311).

Almost surely, 2^{5344663562621} is an apocalyptic number.

It is an amenable number.

5344663562621 is a deficient number, since it is larger than the sum of its proper divisors (1).

5344663562621 is an equidigital number, since it uses as much as digits as its factorization.

5344663562621 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 18662400, while the sum is 53.

The spelling of 5344663562621 in words is "five trillion, three hundred forty-four billion, six hundred sixty-three million, five hundred sixty-two thousand, six hundred twenty-one".