2175733939745 has 32 divisors (see below), whose sum is σ = 2788217448192. Its totient is φ = 1625921079552.

The previous prime is 2175733939711. The next prime is 2175733939747. The reversal of 2175733939745 is 5479393375712.

It is a cyclic number.

It is not a de Polignac number, because 2175733939745 - 2¹² = 2175733935649 is a prime.

It is a Smith number, since the sum of its digits (65) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2175733939747) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 32786819 + ... + 32853111.

It is an arithmetic number, because the mean of its divisors is an integer number (87131795256).

Almost surely, 2^{2175733939745} is an apocalyptic number.

It is an amenable number.

2175733939745 is a deficient number, since it is larger than the sum of its proper divisors (612483508447).

2175733939745 is a wasteful number, since it uses less digits than its factorization.

2175733939745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73001.

The product of its digits is 150028200, while the sum is 65.

The spelling of 2175733939745 in words is "two trillion, one hundred seventy-five billion, seven hundred thirty-three million, nine hundred thirty-nine thousand, seven hundred forty-five".