128023702414 has 16 divisors (see below), whose sum is σ = 196884571968. Its totient is φ = 62406111232.

The previous prime is 128023702409. The next prime is 128023702421. The reversal of 128023702414 is 414207320821.

It is a self number, because there is not a number n which added to its sum of digits gives 128023702414.

It is a congruent number.

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, 2625559 + ... + 2673874.

It is an arithmetic number, because the mean of its divisors is an integer number (12305285748).

Almost surely, 2^128023702414 is an apocalyptic number.

128023702414 is a deficient number, since it is larger than the sum of its proper divisors (68860869554).

128023702414 is a wasteful number, since it uses less digits than its factorization.

128023702414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5299739.

The product of its (nonzero) digits is 21504, while the sum is 34.

The spelling of 128023702414 in words is "one hundred twenty-eight billion, twenty-three million, seven hundred two thousand, four hundred fourteen".