3581325934493 has 2 divisors, whose sum is σ = 3581325934494. Its totient is φ = 3581325934492.

The previous prime is 3581325934471. The next prime is 3581325934513. The reversal of 3581325934493 is 3944395231853.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3146302583524 + 435023350969 = 1773782^2 + 659563^2 .

It is a cyclic number.

It is not a de Polignac number, because 3581325934493 - 2²⁸ = 3581057499037 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3581325934393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1790662967246 + 1790662967247.

It is an arithmetic number, because the mean of its divisors is an integer number (1790662967247).

Almost surely, 2^{3581325934493} is an apocalyptic number.

It is an amenable number.

3581325934493 is a deficient number, since it is larger than the sum of its proper divisors (1).

3581325934493 is an equidigital number, since it uses as much as digits as its factorization.

3581325934493 is an evil number, because the sum of its binary digits is even.

The product of its digits is 41990400, while the sum is 59.

The spelling of 3581325934493 in words is "three trillion, five hundred eighty-one billion, three hundred twenty-five million, nine hundred thirty-four thousand, four hundred ninety-three".