12267823673220 has 48 divisors (see below), whose sum is σ = 36370489010688. Its totient is φ = 3078983196160.

The previous prime is 12267823673207. The next prime is 12267823673227. The reversal of 12267823673220 is 2237632876221.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is not an unprimeable number, because it can be changed into a prime (12267823673227) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6013638036 + ... + 6013640075.

It is an arithmetic number, because the mean of its divisors is an integer number (757718521056).

Almost surely, 2^{12267823673220} is an apocalyptic number.

12267823673220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12267823673220 is an abundant number, since it is smaller than the sum of its proper divisors (24102665337468).

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

12267823673220 is a wasteful number, since it uses less digits than its factorization.

12267823673220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12027278140 (or 12027278138 counting only the distinct ones).

The product of its (nonzero) digits is 4064256, while the sum is 51.

The spelling of 12267823673220 in words is "twelve trillion, two hundred sixty-seven billion, eight hundred twenty-three million, six hundred seventy-three thousand, two hundred twenty".