1438122355705 has 16 divisors (see below), whose sum is σ = 1991809638144. Its totient is φ = 976377268800.

The previous prime is 1438122355693. The next prime is 1438122355783. The reversal of 1438122355705 is 5075532218341.

It is not a de Polignac number, because 1438122355705 - 2⁹ = 1438122355193 is a prime.

It is a super-3 number, since 3×1438122355705³ (a number of 37 digits) contains 333 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 203408397 + ... + 203415466.

It is an arithmetic number, because the mean of its divisors is an integer number (124488102384).

Almost surely, 2^{1438122355705} is an apocalyptic number.

It is an amenable number.

1438122355705 is a deficient number, since it is larger than the sum of its proper divisors (553687282439).

1438122355705 is a wasteful number, since it uses less digits than its factorization.

1438122355705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 406823976.

The product of its (nonzero) digits is 1008000, while the sum is 46.

The spelling of 1438122355705 in words is "one trillion, four hundred thirty-eight billion, one hundred twenty-two million, three hundred fifty-five thousand, seven hundred five".