12267512336 has 40 divisors (see below), whose sum is σ = 25253160480. Its totient is φ = 5756603904.

The previous prime is 12267512281. The next prime is 12267512339. The reversal of 12267512336 is 63321576221.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is a self number, because there is not a number n which added to its sum of digits gives 12267512336.

It is not an unprimeable number, because it can be changed into a prime (12267512339) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 156041 + ... + 221096.

It is an arithmetic number, because the mean of its divisors is an integer number (631329012).

Almost surely, 2^12267512336 is an apocalyptic number.

12267512336 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

12267512336 is an abundant number, since it is smaller than the sum of its proper divisors (12985648144).

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

12267512336 is a wasteful number, since it uses less digits than its factorization.

12267512336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 377271 (or 377265 counting only the distinct ones).

The product of its digits is 90720, while the sum is 38.

The spelling of 12267512336 in words is "twelve billion, two hundred sixty-seven million, five hundred twelve thousand, three hundred thirty-six".