2666653710814 has 16 divisors (see below), whose sum is σ = 4211274949200. Its totient is φ = 1262921030784.

The previous prime is 2666653710761. The next prime is 2666653710821. The reversal of 2666653710814 is 4180173566662.

It is a happy number.

It is a super-2 number, since 2×2666653710814² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6198219 + ... + 6614470.

It is an arithmetic number, because the mean of its divisors is an integer number (263204684325).

Almost surely, 2^{2666653710814} is an apocalyptic number.

2666653710814 is a deficient number, since it is larger than the sum of its proper divisors (1544621238386).

2666653710814 is a wasteful number, since it uses less digits than its factorization.

2666653710814 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12818187.

The product of its (nonzero) digits is 8709120, while the sum is 55.

The spelling of 2666653710814 in words is "two trillion, six hundred sixty-six billion, six hundred fifty-three million, seven hundred ten thousand, eight hundred fourteen".