3933321622493 has 2 divisors, whose sum is σ = 3933321622494. Its totient is φ = 3933321622492.

The previous prime is 3933321622427. The next prime is 3933321622513. The reversal of 3933321622493 is 3942261233393.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3912654109849 + 20667512644 = 1978043^2 + 143762^2 .

It is a cyclic number.

It is not a de Polignac number, because 3933321622493 - 2²² = 3933317428189 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3933321622403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1966660811246 + 1966660811247.

It is an arithmetic number, because the mean of its divisors is an integer number (1966660811247).

Almost surely, 2^{3933321622493} is an apocalyptic number.

It is an amenable number.

3933321622493 is a deficient number, since it is larger than the sum of its proper divisors (1).

3933321622493 is an equidigital number, since it uses as much as digits as its factorization.

3933321622493 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3779136, while the sum is 50.

The spelling of 3933321622493 in words is "three trillion, nine hundred thirty-three billion, three hundred twenty-one million, six hundred twenty-two thousand, four hundred ninety-three".