12845547402 has 16 divisors (see below), whose sum is σ = 25692952800. Its totient is φ = 4281539472.

The previous prime is 12845547367. The next prime is 12845547427. The reversal of 12845547402 is 20474554821.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22353 + ... + 161835.

It is an arithmetic number, because the mean of its divisors is an integer number (1605809550).

Almost surely, 2^12845547402 is an apocalyptic number.

12845547402 is an abundant number, since it is smaller than the sum of its proper divisors (12847405398).

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

12845547402 is a wasteful number, since it uses less digits than its factorization.

12845547402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154837.

The product of its (nonzero) digits is 358400, while the sum is 42.

The spelling of 12845547402 in words is "twelve billion, eight hundred forty-five million, five hundred forty-seven thousand, four hundred two".