2705531494643 has 4 divisors (see below), whose sum is σ = 2705535764328. Its totient is φ = 2705527224960.

The previous prime is 2705531494613. The next prime is 2705531494651. The reversal of 2705531494643 is 3464941355072.

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 2705531494643 - 2⁸ = 2705531494387 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2705531494613) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 973913 + ... + 2521818.

It is an arithmetic number, because the mean of its divisors is an integer number (676383941082).

Almost surely, 2^{2705531494643} is an apocalyptic number.

2705531494643 is a deficient number, since it is larger than the sum of its proper divisors (4269685).

2705531494643 is an equidigital number, since it uses as much as digits as its factorization.

2705531494643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4269684.

The product of its (nonzero) digits is 10886400, while the sum is 53.

The spelling of 2705531494643 in words is "two trillion, seven hundred five billion, five hundred thirty-one million, four hundred ninety-four thousand, six hundred forty-three".