12663064562615 has 8 divisors (see below), whose sum is σ = 15195698405808. Its totient is φ = 10130437696320.

The previous prime is 12663064562593. The next prime is 12663064562651. The reversal of 12663064562615 is 51626546036621.

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

It is not a de Polignac number, because 12663064562615 - 2²² = 12663060368311 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3922379 + ... + 6380531.

It is an arithmetic number, because the mean of its divisors is an integer number (1899462300726).

Almost surely, 2^{12663064562615} is an apocalyptic number.

12663064562615 is a deficient number, since it is larger than the sum of its proper divisors (2532633843193).

12663064562615 is a wasteful number, since it uses less digits than its factorization.

12663064562615 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3488449.

The product of its (nonzero) digits is 9331200, while the sum is 53.

The spelling of 12663064562615 in words is "twelve trillion, six hundred sixty-three billion, sixty-four million, five hundred sixty-two thousand, six hundred fifteen".