2660005146599 has 8 divisors (see below), whose sum is σ = 2672021923200. Its totient is φ = 2648013484896.

The previous prime is 2660005146527. The next prime is 2660005146607. The reversal of 2660005146599 is 9956415000662.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2660005146599 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2660005146599.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2660005146509) 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, 6066404 + ... + 6490089.

It is an arithmetic number, because the mean of its divisors is an integer number (334002740400).

Almost surely, 2^{2660005146599} is an apocalyptic number.

2660005146599 is a deficient number, since it is larger than the sum of its proper divisors (12016776601).

2660005146599 is a wasteful number, since it uses less digits than its factorization.

2660005146599 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12557449.

The product of its (nonzero) digits is 3499200, while the sum is 53.

The spelling of 2660005146599 in words is "two trillion, six hundred sixty billion, five million, one hundred forty-six thousand, five hundred ninety-nine".