3966039645287 has 8 divisors (see below), whose sum is σ = 3977259148800. Its totient is φ = 3954821098264.

The previous prime is 3966039645251. The next prime is 3966039645317. The reversal of 3966039645287 is 7825469306693.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3966039645287 - 2¹⁰ = 3966039644263 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 (3966039645187) 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 7 ways as a sum of consecutive naturals, for example, 8518118 + ... + 8971644.

It is an arithmetic number, because the mean of its divisors is an integer number (497157393600).

Almost surely, 2^{3966039645287} is an apocalyptic number.

3966039645287 is a deficient number, since it is larger than the sum of its proper divisors (11219503513).

3966039645287 is a wasteful number, since it uses less digits than its factorization.

3966039645287 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 478245.

The product of its (nonzero) digits is 352719360, while the sum is 68.

The spelling of 3966039645287 in words is "three trillion, nine hundred sixty-six billion, thirty-nine million, six hundred forty-five thousand, two hundred eighty-seven".