128028228137337 has 16 divisors (see below), whose sum is σ = 188466526418688. Its totient is φ = 76658011734480.

The previous prime is 128028228137203. The next prime is 128028228137393. The reversal of 128028228137337 is 733731822820821.

It is not a de Polignac number, because 128028228137337 - 2²⁰ = 128028227088761 is a prime.

It is not an unprimeable number, because it can be changed into a prime (128028228138337) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23371342303 + ... + 23371347780.

It is an arithmetic number, because the mean of its divisors is an integer number (11779157901168).

Almost surely, 2^{128028228137337} is an apocalyptic number.

It is an amenable number.

128028228137337 is a deficient number, since it is larger than the sum of its proper divisors (60438298281351).

128028228137337 is a wasteful number, since it uses less digits than its factorization.

128028228137337 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46742690180.

The product of its (nonzero) digits is 10838016, while the sum is 57.

The spelling of 128028228137337 in words is "one hundred twenty-eight trillion, twenty-eight billion, two hundred twenty-eight million, one hundred thirty-seven thousand, three hundred thirty-seven".