128304146799 has 8 divisors (see below), whose sum is σ = 190080217520. Its totient is φ = 85536097848.

The previous prime is 128304146783. The next prime is 128304146807. The reversal of 128304146799 is 997641403821.

128304146799 is a `hidden beast` number, since 1 + 2 + 83 + 0 + 414 + 67 + 99 = 666.

It is not a de Polignac number, because 128304146799 - 2⁴ = 128304146783 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (128304141799) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2376002692 + ... + 2376002745.

It is an arithmetic number, because the mean of its divisors is an integer number (23760027190).

Almost surely, 2^128304146799 is an apocalyptic number.

128304146799 is a deficient number, since it is larger than the sum of its proper divisors (61776070721).

128304146799 is an equidigital number, since it uses as much as digits as its factorization.

128304146799 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4752005446 (or 4752005440 counting only the distinct ones).

The product of its (nonzero) digits is 2612736, while the sum is 54.

The spelling of 128304146799 in words is "one hundred twenty-eight billion, three hundred four million, one hundred forty-six thousand, seven hundred ninety-nine".