32000443403161 has 2 divisors, whose sum is σ = 32000443403162. Its totient is φ = 32000443403160.

The previous prime is 32000443403153. The next prime is 32000443403261. The reversal of 32000443403161 is 16130434400023.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 25457514255936 + 6542929147225 = 5045544^2 + 2557915^2 .

It is a cyclic number.

It is not a de Polignac number, because 32000443403161 - 2³ = 32000443403153 is a prime.

It is not a weakly prime, because it can be changed into another prime (32000443403101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16000221701580 + 16000221701581.

It is an arithmetic number, because the mean of its divisors is an integer number (16000221701581).

Almost surely, 2^{32000443403161} is an apocalyptic number.

It is an amenable number.

32000443403161 is a deficient number, since it is larger than the sum of its proper divisors (1).

32000443403161 is an equidigital number, since it uses as much as digits as its factorization.

32000443403161 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20736, while the sum is 31.

Adding to 32000443403161 its reverse (16130434400023), we get a palindrome (48130877803184).

The spelling of 32000443403161 in words is "thirty-two trillion, four hundred forty-three million, four hundred three thousand, one hundred sixty-one".