2661079792695 has 16 divisors (see below), whose sum is σ = 4257754675200. Its totient is φ = 1419233553824.

The previous prime is 2661079792673. The next prime is 2661079792711. The reversal of 2661079792695 is 5962979701662.

It is a cyclic number.

It is not a de Polignac number, because 2661079792695 - 2⁴¹ = 462056537143 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2376142 + ... + 3311828.

It is an arithmetic number, because the mean of its divisors is an integer number (266109667200).

Almost surely, 2^{2661079792695} is an apocalyptic number.

2661079792695 is a deficient number, since it is larger than the sum of its proper divisors (1596674882505).

2661079792695 is a wasteful number, since it uses less digits than its factorization.

2661079792695 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1125294.

The product of its (nonzero) digits is 154314720, while the sum is 69.

The spelling of 2661079792695 in words is "two trillion, six hundred sixty-one billion, seventy-nine million, seven hundred ninety-two thousand, six hundred ninety-five".