12002352645 has 16 divisors (see below), whose sum is σ = 19207274112. Its totient is φ = 6400084800.

The previous prime is 12002352623. The next prime is 12002352671. The reversal of 12002352645 is 54625320021.

12002352645 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12002352645 - 2⁸ = 12002352389 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15120 + ... + 155670.

It is an arithmetic number, because the mean of its divisors is an integer number (1200454632).

Almost surely, 2^12002352645 is an apocalyptic number.

12002352645 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

12002352645 is a deficient number, since it is larger than the sum of its proper divisors (7204921467).

12002352645 is a wasteful number, since it uses less digits than its factorization.

12002352645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146252.

The product of its (nonzero) digits is 14400, while the sum is 30.

Adding to 12002352645 its reverse (54625320021), we get a palindrome (66627672666).

The spelling of 12002352645 in words is "twelve billion, two million, three hundred fifty-two thousand, six hundred forty-five".