12159962946840 has 32 divisors (see below), whose sum is σ = 36479888840880. Its totient is φ = 3242656785792.

The previous prime is 12159962946823. The next prime is 12159962946863. The reversal of 12159962946840 is 4864926995121.

It is a happy number.

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, 50666512159 + ... + 50666512398.

Almost surely, 2^{12159962946840} is an apocalyptic number.

12159962946840 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12159962946840 is an abundant number, since it is smaller than the sum of its proper divisors (24319925894040).

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

12159962946840 is a wasteful number, since it uses less digits than its factorization.

12159962946840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101333024571 (or 101333024567 counting only the distinct ones).

The product of its (nonzero) digits is 67184640, while the sum is 66.

The spelling of 12159962946840 in words is "twelve trillion, one hundred fifty-nine billion, nine hundred sixty-two million, nine hundred forty-six thousand, eight hundred forty".