3455138315617 has 2 divisors, whose sum is σ = 3455138315618. Its totient is φ = 3455138315616.

The previous prime is 3455138315539. The next prime is 3455138315659. The reversal of 3455138315617 is 7165138315543.

3455138315617 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2346506212561 + 1108632103056 = 1531831^2 + 1052916^2 .

It is a cyclic number.

It is not a de Polignac number, because 3455138315617 - 2²³ = 3455129927009 is a prime.

It is not a weakly prime, because it can be changed into another prime (3455138315677) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1727569157808 + 1727569157809.

It is an arithmetic number, because the mean of its divisors is an integer number (1727569157809).

Almost surely, 2^{3455138315617} is an apocalyptic number.

It is an amenable number.

3455138315617 is a deficient number, since it is larger than the sum of its proper divisors (1).

3455138315617 is an equidigital number, since it uses as much as digits as its factorization.

3455138315617 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4536000, while the sum is 52.

The spelling of 3455138315617 in words is "three trillion, four hundred fifty-five billion, one hundred thirty-eight million, three hundred fifteen thousand, six hundred seventeen".