2645454266276 has 12 divisors (see below), whose sum is σ = 4778885126400. Its totient is φ = 1280058515880.

The previous prime is 2645454266209. The next prime is 2645454266291. The reversal of 2645454266276 is 6726624545462.

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, 10667154176 + ... + 10667154423.

It is an arithmetic number, because the mean of its divisors is an integer number (398240427200).

Almost surely, 2^{2645454266276} is an apocalyptic number.

It is an amenable number.

2645454266276 is a deficient number, since it is larger than the sum of its proper divisors (2133430860124).

2645454266276 is a wasteful number, since it uses less digits than its factorization.

2645454266276 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21334308634 (or 21334308632 counting only the distinct ones).

The product of its digits is 116121600, while the sum is 59.

The spelling of 2645454266276 in words is "two trillion, six hundred forty-five billion, four hundred fifty-four million, two hundred sixty-six thousand, two hundred seventy-six".