12656152859 has 8 divisors (see below), whose sum is σ = 14473417728. Its totient is φ = 10841198760.

The previous prime is 12656152823. The next prime is 12656152931. The reversal of 12656152859 is 95825165621.

It is a happy number.

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

It is not a de Polignac number, because 12656152859 - 2⁸ = 12656152603 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12656152819) 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, 565937 + ... + 587874.

It is an arithmetic number, because the mean of its divisors is an integer number (1809177216).

Almost surely, 2^12656152859 is an apocalyptic number.

12656152859 is a deficient number, since it is larger than the sum of its proper divisors (1817264869).

12656152859 is a wasteful number, since it uses less digits than its factorization.

12656152859 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1155385.

The product of its digits is 1296000, while the sum is 50.

The spelling of 12656152859 in words is "twelve billion, six hundred fifty-six million, one hundred fifty-two thousand, eight hundred fifty-nine".