2738645375 has 8 divisors (see below), whose sum is σ = 3417829584. Its totient is φ = 2190916200.

The previous prime is 2738645333. The next prime is 2738645387. The reversal of 2738645375 is 5735468372.

It is a de Polignac number, because none of the positive numbers 2^k-2738645375 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10954457 + ... + 10954706.

It is an arithmetic number, because the mean of its divisors is an integer number (427228698).

Almost surely, 2^2738645375 is an apocalyptic number.

2738645375 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

2738645375 is a deficient number, since it is larger than the sum of its proper divisors (679184209).

2738645375 is an equidigital number, since it uses as much as digits as its factorization.

2738645375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21909178 (or 21909168 counting only the distinct ones).

The product of its digits is 4233600, while the sum is 50.

The square root of 2738645375 is about 52332.0683233522. The cubic root of 2738645375 is about 1399.0887565008.

The spelling of 2738645375 in words is "two billion, seven hundred thirty-eight million, six hundred forty-five thousand, three hundred seventy-five".