10216878447 has 16 divisors (see below), whose sum is σ = 13833467648. Its totient is φ = 6706100160.

The previous prime is 10216878439. The next prime is 10216878481. The reversal of 10216878447 is 74487861201.

10216878447 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 10216878447 - 2³ = 10216878439 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10216878396 and 10216878405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10216858447) 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, 84198 + ... + 165900.

It is an arithmetic number, because the mean of its divisors is an integer number (864591728).

Almost surely, 2^10216878447 is an apocalyptic number.

10216878447 is a deficient number, since it is larger than the sum of its proper divisors (3616589201).

10216878447 is an equidigital number, since it uses as much as digits as its factorization.

10216878447 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82350.

The product of its (nonzero) digits is 602112, while the sum is 48.

The spelling of 10216878447 in words is "ten billion, two hundred sixteen million, eight hundred seventy-eight thousand, four hundred forty-seven".