3967665896288 has 48 divisors (see below), whose sum is σ = 7895702152800. Its totient is φ = 1962517248000.

The previous prime is 3967665896287. The next prime is 3967665896297. The reversal of 3967665896288 is 8826985667693.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3967665896287) 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, 539063 + ... + 2868086.

It is an arithmetic number, because the mean of its divisors is an integer number (164493794850).

Almost surely, 2^{3967665896288} is an apocalyptic number.

It is an amenable number.

3967665896288 is a deficient number, since it is larger than the sum of its proper divisors (3928036256512).

3967665896288 is a wasteful number, since it uses less digits than its factorization.

3967665896288 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3407551 (or 3407543 counting only the distinct ones).

The product of its digits is 11287019520, while the sum is 83.

The spelling of 3967665896288 in words is "three trillion, nine hundred sixty-seven billion, six hundred sixty-five million, eight hundred ninety-six thousand, two hundred eighty-eight".