12035891680 has 48 divisors (see below), whose sum is σ = 28441917504. Its totient is φ = 4813150720.

The previous prime is 12035891641. The next prime is 12035891719. The reversal of 12035891680 is 8619853021.

It is an interprime number because it is at equal distance from previous prime (12035891641) and next prime (12035891719).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 912009 + ... + 925111.

It is an arithmetic number, because the mean of its divisors is an integer number (592539948).

Almost surely, 2^12035891680 is an apocalyptic number.

12035891680 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12035891680 is an abundant number, since it is smaller than the sum of its proper divisors (16406025824).

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

12035891680 is a wasteful number, since it uses less digits than its factorization.

12035891680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18859 (or 18851 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 43.

The spelling of 12035891680 in words is "twelve billion, thirty-five million, eight hundred ninety-one thousand, six hundred eighty".