172028128483 has 2 divisors, whose sum is σ = 172028128484. Its totient is φ = 172028128482.

The previous prime is 172028128471. The next prime is 172028128567. The reversal of 172028128483 is 384821820271.

It is a happy number.

172028128483 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 172028128483 - 2¹³ = 172028120291 is a prime.

It is not a weakly prime, because it can be changed into another prime (172028128423) by changing a digit.

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 as a sum of consecutive naturals, namely, 86014064241 + 86014064242.

It is an arithmetic number, because the mean of its divisors is an integer number (86014064242).

Almost surely, 2^172028128483 is an apocalyptic number.

172028128483 is a deficient number, since it is larger than the sum of its proper divisors (1).

172028128483 is an equidigital number, since it uses as much as digits as its factorization.

172028128483 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 344064, while the sum is 46.

The spelling of 172028128483 in words is "one hundred seventy-two billion, twenty-eight million, one hundred twenty-eight thousand, four hundred eighty-three".