3405386087497 has 2 divisors, whose sum is σ = 3405386087498. Its totient is φ = 3405386087496.

The previous prime is 3405386087491. The next prime is 3405386087549. The reversal of 3405386087497 is 7947806835043.

3405386087497 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2746059951376 + 659326136121 = 1657124^2 + 811989^2 .

It is a cyclic number.

It is not a de Polignac number, because 3405386087497 - 2³ = 3405386087489 is a prime.

It is not a weakly prime, because it can be changed into another prime (3405386087491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1702693043748 + 1702693043749.

It is an arithmetic number, because the mean of its divisors is an integer number (1702693043749).

Almost surely, 2^{3405386087497} is an apocalyptic number.

It is an amenable number.

3405386087497 is a deficient number, since it is larger than the sum of its proper divisors (1).

3405386087497 is an equidigital number, since it uses as much as digits as its factorization.

3405386087497 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 121927680, while the sum is 64.

The spelling of 3405386087497 in words is "three trillion, four hundred five billion, three hundred eighty-six million, eighty-seven thousand, four hundred ninety-seven".