3960021796073 has 16 divisors (see below), whose sum is σ = 4671857304576. Its totient is φ = 3284721745920.

The previous prime is 3960021796069. The next prime is 3960021796099. The reversal of 3960021796073 is 3706971200693.

It is a cyclic number.

It is not a de Polignac number, because 3960021796073 - 2² = 3960021796069 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3960021790073) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 8494865 + ... + 8948897.

It is an arithmetic number, because the mean of its divisors is an integer number (291991081536).

Almost surely, 2^{3960021796073} is an apocalyptic number.

It is an amenable number.

3960021796073 is a deficient number, since it is larger than the sum of its proper divisors (711835508503).

3960021796073 is a wasteful number, since it uses less digits than its factorization.

3960021796073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 494264.

The product of its (nonzero) digits is 2571912, while the sum is 53.

The spelling of 3960021796073 in words is "three trillion, nine hundred sixty billion, twenty-one million, seven hundred ninety-six thousand, seventy-three".