3390443157389 has 2 divisors, whose sum is σ = 3390443157390. Its totient is φ = 3390443157388.

The previous prime is 3390443157293. The next prime is 3390443157421. The reversal of 3390443157389 is 9837513440933.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2184729354889 + 1205713802500 = 1478083^2 + 1098050^2 .

It is a cyclic number.

It is not a de Polignac number, because 3390443157389 - 2⁴⁰ = 2290931529613 is a prime.

It is a super-2 number, since 2×3390443157389² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3390443150389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1695221578694 + 1695221578695.

It is an arithmetic number, because the mean of its divisors is an integer number (1695221578695).

Almost surely, 2^{3390443157389} is an apocalyptic number.

It is an amenable number.

3390443157389 is a deficient number, since it is larger than the sum of its proper divisors (1).

3390443157389 is an equidigital number, since it uses as much as digits as its factorization.

3390443157389 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 29393280, while the sum is 59.

The spelling of 3390443157389 in words is "three trillion, three hundred ninety billion, four hundred forty-three million, one hundred fifty-seven thousand, three hundred eighty-nine".