128348299296 has 144 divisors (see below), whose sum is σ = 431516030400. Its totient is φ = 35406411264.

The previous prime is 128348299273. The next prime is 128348299307. The reversal of 128348299296 is 692992843821.

128348299296 is a `hidden beast` number, since 1 + 28 + 34 + 8 + 299 + 296 = 666.

128348299296 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (144).

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1039206 + ... + 1156133.

It is an arithmetic number, because the mean of its divisors is an integer number (2996639100).

Almost surely, 2^128348299296 is an apocalyptic number.

128348299296 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

128348299296 is an abundant number, since it is smaller than the sum of its proper divisors (303167731104).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

128348299296 is a wasteful number, since it uses less digits than its factorization.

128348299296 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2195391 (or 2195380 counting only the distinct ones).

The product of its digits is 26873856, while the sum is 63.

The spelling of 128348299296 in words is "one hundred twenty-eight billion, three hundred forty-eight million, two hundred ninety-nine thousand, two hundred ninety-six".