1438316066835 has 24 divisors (see below), whose sum is σ = 2494413814464. Its totient is φ = 766691861760.

The previous prime is 1438316066821. The next prime is 1438316066843. The reversal of 1438316066835 is 5386606138341.

1438316066835 is a `hidden beast` number, since 14 + 383 + 160 + 6 + 68 + 35 = 666.

It is not a de Polignac number, because 1438316066835 - 2³⁰ = 1437242325011 is a prime.

It is an unprimeable number.

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 in 23 ways as a sum of consecutive naturals, for example, 8457382 + ... + 8625771.

It is an arithmetic number, because the mean of its divisors is an integer number (103933908936).

Almost surely, 2^{1438316066835} is an apocalyptic number.

1438316066835 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1438316066835 is a deficient number, since it is larger than the sum of its proper divisors (1056097747629).

1438316066835 is a wasteful number, since it uses less digits than its factorization.

1438316066835 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17085035 (or 17085032 counting only the distinct ones).

The product of its (nonzero) digits is 7464960, while the sum is 54.

The spelling of 1438316066835 in words is "one trillion, four hundred thirty-eight billion, three hundred sixteen million, sixty-six thousand, eight hundred thirty-five".