2668456548662 has 8 divisors (see below), whose sum is σ = 4023424123176. Its totient is φ = 1327315174272.

The previous prime is 2668456548619. The next prime is 2668456548679.

2668456548662 is nontrivially palindromic in base 10.

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

It is a super-2 number, since 2×2668456548662² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2668456548592 and 2668456548601.

It is a congruent number.

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, 3456549548 + ... + 3456550319.

It is an arithmetic number, because the mean of its divisors is an integer number (502928015397).

Almost surely, 2^{2668456548662} is an apocalyptic number.

2668456548662 is a deficient number, since it is larger than the sum of its proper divisors (1354967574514).

2668456548662 is a wasteful number, since it uses less digits than its factorization.

2668456548662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6913100062.

The product of its digits is 796262400, while the sum is 68.

The spelling of 2668456548662 in words is "two trillion, six hundred sixty-eight billion, four hundred fifty-six million, five hundred forty-eight thousand, six hundred sixty-two".