12146920255752 has 64 divisors (see below), whose sum is σ = 31985980723200. Its totient is φ = 3833421422400.

The previous prime is 12146920255721. The next prime is 12146920255777. The reversal of 12146920255752 is 25755202964121.

It is a junction number, because it is equal to n+sod(n) for n = 12146920255695 and 12146920255704.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7785124 + ... + 9214227.

It is an arithmetic number, because the mean of its divisors is an integer number (499780948800).

Almost surely, 2^{12146920255752} is an apocalyptic number.

12146920255752 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12146920255752 is an abundant number, since it is smaller than the sum of its proper divisors (19839060467448).

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

12146920255752 is a wasteful number, since it uses less digits than its factorization.

12146920255752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17000946 (or 17000942 counting only the distinct ones).

The product of its (nonzero) digits is 3024000, while the sum is 51.

The spelling of 12146920255752 in words is "twelve trillion, one hundred forty-six billion, nine hundred twenty million, two hundred fifty-five thousand, seven hundred fifty-two".