128008070998 has 16 divisors (see below), whose sum is σ = 195321692160. Its totient is φ = 62901453096.

The previous prime is 128008070951. The next prime is 128008070999. The reversal of 128008070998 is 899070800821.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (128008070999) 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, 271411 + ... + 574177.

It is an arithmetic number, because the mean of its divisors is an integer number (12207605760).

Almost surely, 2^128008070998 is an apocalyptic number.

128008070998 is a deficient number, since it is larger than the sum of its proper divisors (67313621162).

128008070998 is a wasteful number, since it uses less digits than its factorization.

128008070998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 306411.

The product of its (nonzero) digits is 580608, while the sum is 52.

The spelling of 128008070998 in words is "one hundred twenty-eight billion, eight million, seventy thousand, nine hundred ninety-eight".