128759278270604 has 24 divisors (see below), whose sum is σ = 225516397819440. Its totient is φ = 64326043843776.

The previous prime is 128759278270577. The next prime is 128759278270631. The reversal of 128759278270604 is 406072872957821.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (128759278270577) and next prime (128759278270631).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20573534 + ... + 26091930.

It is an arithmetic number, because the mean of its divisors is an integer number (9396516575810).

Almost surely, 2^{128759278270604} is an apocalyptic number.

It is an amenable number.

128759278270604 is a deficient number, since it is larger than the sum of its proper divisors (96757119548836).

128759278270604 is a wasteful number, since it uses less digits than its factorization.

128759278270604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5523257 (or 5523255 counting only the distinct ones).

The product of its (nonzero) digits is 189665280, while the sum is 68.

The spelling of 128759278270604 in words is "one hundred twenty-eight trillion, seven hundred fifty-nine billion, two hundred seventy-eight million, two hundred seventy thousand, six hundred four".