3520878844673 has 16 divisors (see below), whose sum is σ = 3567613766400. Its totient is φ = 3474310519680.

The previous prime is 3520878844669. The next prime is 3520878844697. The reversal of 3520878844673 is 3764488780253.

3520878844673 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 3520878844673 - 2² = 3520878844669 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3520878844603) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 91032383 + ... + 91071051.

It is an arithmetic number, because the mean of its divisors is an integer number (222975860400).

Almost surely, 2^{3520878844673} is an apocalyptic number.

It is an amenable number.

3520878844673 is a deficient number, since it is larger than the sum of its proper divisors (46734921727).

3520878844673 is a wasteful number, since it uses less digits than its factorization.

3520878844673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40792.

The product of its (nonzero) digits is 216760320, while the sum is 65.

The spelling of 3520878844673 in words is "three trillion, five hundred twenty billion, eight hundred seventy-eight million, eight hundred forty-four thousand, six hundred seventy-three".