2207687056243 has 4 divisors (see below), whose sum is σ = 2207835967480. Its totient is φ = 2207538145008.

The previous prime is 2207687056241. The next prime is 2207687056249. The reversal of 2207687056243 is 3426507867022.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2207687056243 - 2¹ = 2207687056241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2207687056241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 74433378 + ... + 74463031.

It is an arithmetic number, because the mean of its divisors is an integer number (551958991870).

Almost surely, 2^{2207687056243} is an apocalyptic number.

2207687056243 is a deficient number, since it is larger than the sum of its proper divisors (148911237).

2207687056243 is a wasteful number, since it uses less digits than its factorization.

2207687056243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148911236.

The product of its (nonzero) digits is 6773760, while the sum is 52.

The spelling of 2207687056243 in words is "two trillion, two hundred seven billion, six hundred eighty-seven million, fifty-six thousand, two hundred forty-three".