99872147012 has 24 divisors (see below), whose sum is σ = 190673173152. Its totient is φ = 45394486400.

The previous prime is 99872146999. The next prime is 99872147033. The reversal of 99872147012 is 21074127899.

99872147012 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1686587 + ... + 1744797.

It is an arithmetic number, because the mean of its divisors is an integer number (7944715548).

Almost surely, 2^99872147012 is an apocalyptic number.

It is an amenable number.

99872147012 is a deficient number, since it is larger than the sum of its proper divisors (90801026140).

99872147012 is a wasteful number, since it uses less digits than its factorization.

99872147012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97219 (or 97217 counting only the distinct ones).

The product of its (nonzero) digits is 508032, while the sum is 50.

The spelling of 99872147012 in words is "ninety-nine billion, eight hundred seventy-two million, one hundred forty-seven thousand, twelve".