3943206283487 has 4 divisors (see below), whose sum is σ = 4034908755240. Its totient is φ = 3851503811736.

The previous prime is 3943206283469. The next prime is 3943206283567. The reversal of 3943206283487 is 7843826023493.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3943206283487 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3943206283417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45851235812 + ... + 45851235897.

It is an arithmetic number, because the mean of its divisors is an integer number (1008727188810).

Almost surely, 2^{3943206283487} is an apocalyptic number.

3943206283487 is a deficient number, since it is larger than the sum of its proper divisors (91702471753).

3943206283487 is an equidigital number, since it uses as much as digits as its factorization.

3943206283487 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91702471752.

The product of its (nonzero) digits is 41803776, while the sum is 59.

The spelling of 3943206283487 in words is "three trillion, nine hundred forty-three billion, two hundred six million, two hundred eighty-three thousand, four hundred eighty-seven".