12267585015 has 32 divisors (see below), whose sum is σ = 22483338240. Its totient is φ = 5595243264.

The previous prime is 12267585013. The next prime is 12267585023. The reversal of 12267585015 is 51058576221.

It is not a de Polignac number, because 12267585015 - 2¹ = 12267585013 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12267585013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 86974 + ... + 179163.

It is an arithmetic number, because the mean of its divisors is an integer number (702604320).

Almost surely, 2^12267585015 is an apocalyptic number.

12267585015 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

12267585015 is a deficient number, since it is larger than the sum of its proper divisors (10215753225).

12267585015 is a wasteful number, since it uses less digits than its factorization.

12267585015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 266591.

The product of its (nonzero) digits is 168000, while the sum is 42.

It can be divided in two parts, 122675 and 85015, that added together give a triangular number (207690 = T₆₄₄).

The spelling of 12267585015 in words is "twelve billion, two hundred sixty-seven million, five hundred eighty-five thousand, fifteen".