128646058443 has 64 divisors (see below), whose sum is σ = 208154394624. Its totient is φ = 69119568000.

The previous prime is 128646058441. The next prime is 128646058469. The reversal of 128646058443 is 344850646821.

It is not a de Polignac number, because 128646058443 - 2¹ = 128646058441 is a prime.

It is not an unprimeable number, because it can be changed into a prime (128646058441) by changing a digit.

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 63 ways as a sum of consecutive naturals, for example, 5334633 + ... + 5358693.

It is an arithmetic number, because the mean of its divisors is an integer number (3252412416).

Almost surely, 2^128646058443 is an apocalyptic number.

128646058443 is a deficient number, since it is larger than the sum of its proper divisors (79508336181).

128646058443 is a wasteful number, since it uses less digits than its factorization.

128646058443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24336.

The product of its (nonzero) digits is 4423680, while the sum is 51.

The spelling of 128646058443 in words is "one hundred twenty-eight billion, six hundred forty-six million, fifty-eight thousand, four hundred forty-three".