3421263660533 has 2 divisors, whose sum is σ = 3421263660534. Its totient is φ = 3421263660532.

The previous prime is 3421263660511. The next prime is 3421263660547. The reversal of 3421263660533 is 3350663621243.

3421263660533 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2632110374884 + 789153285649 = 1622378^2 + 888343^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3421263660533 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3421263669533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1710631830266 + 1710631830267.

It is an arithmetic number, because the mean of its divisors is an integer number (1710631830267).

Almost surely, 2^{3421263660533} is an apocalyptic number.

It is an amenable number.

3421263660533 is a deficient number, since it is larger than the sum of its proper divisors (1).

3421263660533 is an equidigital number, since it uses as much as digits as its factorization.

3421263660533 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1399680, while the sum is 44.

The spelling of 3421263660533 in words is "three trillion, four hundred twenty-one billion, two hundred sixty-three million, six hundred sixty thousand, five hundred thirty-three".