12034645020 has 72 divisors (see below), whose sum is σ = 36767792880. Its totient is φ = 3186144000.

The previous prime is 12034645013. The next prime is 12034645031. The reversal of 12034645020 is 2054643021.

12034645020 is a `hidden beast` number, since 1 + 203 + 4 + 6 + 450 + 2 + 0 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 215481 + ... + 265520.

It is an arithmetic number, because the mean of its divisors is an integer number (510663790).

Almost surely, 2^12034645020 is an apocalyptic number.

12034645020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12034645020 is an abundant number, since it is smaller than the sum of its proper divisors (24733147860).

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

12034645020 is a wasteful number, since it uses less digits than its factorization.

12034645020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 481155 (or 481150 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The spelling of 12034645020 in words is "twelve billion, thirty-four million, six hundred forty-five thousand, twenty".