128858599708 has 6 divisors (see below), whose sum is σ = 225502549496. Its totient is φ = 64429299852.

The previous prime is 128858599637. The next prime is 128858599711. The reversal of 128858599708 is 807995858821.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16107324960 + ... + 16107324967.

Almost surely, 2^128858599708 is an apocalyptic number.

It is an amenable number.

128858599708 is a deficient number, since it is larger than the sum of its proper divisors (96643949788).

128858599708 is a wasteful number, since it uses less digits than its factorization.

128858599708 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32214649931 (or 32214649929 counting only the distinct ones).

The product of its (nonzero) digits is 116121600, while the sum is 70.

The spelling of 128858599708 in words is "one hundred twenty-eight billion, eight hundred fifty-eight million, five hundred ninety-nine thousand, seven hundred eight".