12056672515 has 8 divisors (see below), whose sum is σ = 14504089248. Its totient is φ = 9621283200.

The previous prime is 12056672513. The next prime is 12056672531. The reversal of 12056672515 is 51527665021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12056672515 - 2¹ = 12056672513 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12056672513) 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, 3004647 + ... + 3008656.

It is an arithmetic number, because the mean of its divisors is an integer number (1813011156).

Almost surely, 2^12056672515 is an apocalyptic number.

12056672515 is a deficient number, since it is larger than the sum of its proper divisors (2447416733).

12056672515 is an equidigital number, since it uses as much as digits as its factorization.

12056672515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6013709.

The product of its (nonzero) digits is 126000, while the sum is 40.

The spelling of 12056672515 in words is "twelve billion, fifty-six million, six hundred seventy-two thousand, five hundred fifteen".