33001740493 has 2 divisors, whose sum is σ = 33001740494. Its totient is φ = 33001740492.

The previous prime is 33001740487. The next prime is 33001740589. The reversal of 33001740493 is 39404710033.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 32948421289 + 53319204 = 181517^2 + 7302^2 .

It is a cyclic number.

It is not a de Polignac number, because 33001740493 - 2⁵ = 33001740461 is a prime.

It is a super-2 number, since 2×33001740493² (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 (33001740193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16500870246 + 16500870247.

It is an arithmetic number, because the mean of its divisors is an integer number (16500870247).

Almost surely, 2^33001740493 is an apocalyptic number.

It is an amenable number.

33001740493 is a deficient number, since it is larger than the sum of its proper divisors (1).

33001740493 is an equidigital number, since it uses as much as digits as its factorization.

33001740493 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27216, while the sum is 34.

The spelling of 33001740493 in words is "thirty-three billion, one million, seven hundred forty thousand, four hundred ninety-three".