2765660665672 has 32 divisors (see below), whose sum is σ = 5250962808000. Its totient is φ = 1365480857664.

The previous prime is 2765660665661. The next prime is 2765660665679.

2765660665672 is nontrivially palindromic in base 10.

2765660665672 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×2765660665672³ (a number of 38 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (2765660665679) 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, 4520998 + ... + 5096149.

It is an arithmetic number, because the mean of its divisors is an integer number (164092587750).

Almost surely, 2^{2765660665672} is an apocalyptic number.

It is an amenable number.

2765660665672 is a deficient number, since it is larger than the sum of its proper divisors (2485302142328).

2765660665672 is a wasteful number, since it uses less digits than its factorization.

2765660665672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9617605 (or 9617601 counting only the distinct ones).

The product of its (nonzero) digits is 228614400, while the sum is 64.

The spelling of 2765660665672 in words is "two trillion, seven hundred sixty-five billion, six hundred sixty million, six hundred sixty-five thousand, six hundred seventy-two".