12266678424 has 576 divisors, whose sum is σ = 43740103680. Its totient is φ = 2830464000.

The previous prime is 12266678401. The next prime is 12266678441. The reversal of 12266678424 is 42487666221.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 67771614 + ... + 67771794.

It is an arithmetic number, because the mean of its divisors is an integer number (75937680).

Almost surely, 2^12266678424 is an apocalyptic number.

12266678424 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12266678424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21870051840).

12266678424 is an abundant number, since it is smaller than the sum of its proper divisors (31473425256).

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

12266678424 is a wasteful number, since it uses less digits than its factorization.

12266678424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 272 (or 248 counting only the distinct ones).

The product of its digits is 1548288, while the sum is 48.

The spelling of 12266678424 in words is "twelve billion, two hundred sixty-six million, six hundred seventy-eight thousand, four hundred twenty-four".