12015606602506 has 8 divisors (see below), whose sum is σ = 19409826050244. Its totient is φ = 5545664585760.

The previous prime is 12015606602479. The next prime is 12015606602521. The reversal of 12015606602506 is 60520660651021.

It can be written as a sum of positive squares in 2 ways, for example, as 11954935523281 + 60671079225 = 3457591^2 + 246315^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 231069357715 + ... + 231069357766.

Almost surely, 2^{12015606602506} is an apocalyptic number.

12015606602506 is a deficient number, since it is larger than the sum of its proper divisors (7394219447738).

12015606602506 is a wasteful number, since it uses less digits than its factorization.

12015606602506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 462138715496.

The product of its (nonzero) digits is 129600, while the sum is 40.

The spelling of 12015606602506 in words is "twelve trillion, fifteen billion, six hundred six million, six hundred two thousand, five hundred six".