3402269138509 has 2 divisors, whose sum is σ = 3402269138510. Its totient is φ = 3402269138508.

The previous prime is 3402269138479. The next prime is 3402269138561. The reversal of 3402269138509 is 9058319622043.

It is an a-pointer prime, because the next prime (3402269138561) can be obtained adding 3402269138509 to its sum of digits (52).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2064422976100 + 1337846162409 = 1436810^2 + 1156653^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3402269138509 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3402269138909) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1701134569254 + 1701134569255.

It is an arithmetic number, because the mean of its divisors is an integer number (1701134569255).

Almost surely, 2^{3402269138509} is an apocalyptic number.

It is an amenable number.

3402269138509 is a deficient number, since it is larger than the sum of its proper divisors (1).

3402269138509 is an equidigital number, since it uses as much as digits as its factorization.

3402269138509 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2799360, while the sum is 52.

The spelling of 3402269138509 in words is "three trillion, four hundred two billion, two hundred sixty-nine million, one hundred thirty-eight thousand, five hundred nine".