12547867002 has 64 divisors (see below), whose sum is σ = 27551301120. Its totient is φ = 3778280000.

The previous prime is 12547866967. The next prime is 12547867009. The reversal of 12547867002 is 20076874521.

It is not an unprimeable number, because it can be changed into a prime (12547867009) 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 31 ways as a sum of consecutive naturals, for example, 11314024 + ... + 11315132.

It is an arithmetic number, because the mean of its divisors is an integer number (430489080).

Almost surely, 2^12547867002 is an apocalyptic number.

12547867002 is an abundant number, since it is smaller than the sum of its proper divisors (15003434118).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12547867002 is a wasteful number, since it uses less digits than its factorization.

12547867002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2059.

The product of its (nonzero) digits is 188160, while the sum is 42.

The spelling of 12547867002 in words is "twelve billion, five hundred forty-seven million, eight hundred sixty-seven thousand, two".