33743071493 has 2 divisors, whose sum is σ = 33743071494. Its totient is φ = 33743071492.

The previous prime is 33743071421. The next prime is 33743071501. The reversal of 33743071493 is 39417034733.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21474850849 + 12268220644 = 146543^2 + 110762^2 .

It is a cyclic number.

It is not a de Polignac number, because 33743071493 - 2¹⁰ = 33743070469 is a prime.

It is a super-2 number, since 2×33743071493² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (33743071393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16871535746 + 16871535747.

It is an arithmetic number, because the mean of its divisors is an integer number (16871535747).

Almost surely, 2^33743071493 is an apocalyptic number.

It is an amenable number.

33743071493 is a deficient number, since it is larger than the sum of its proper divisors (1).

33743071493 is an equidigital number, since it uses as much as digits as its factorization.

33743071493 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 571536, while the sum is 44.

The spelling of 33743071493 in words is "thirty-three billion, seven hundred forty-three million, seventy-one thousand, four hundred ninety-three".