128762856058 has 32 divisors (see below), whose sum is σ = 209439820800. Its totient is φ = 59195642880.

The previous prime is 128762856049. The next prime is 128762856077. The reversal of 128762856058 is 850658267821.

It is a junction number, because it is equal to n+sod(n) for n = 128762855993 and 128762856011.

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 15 ways as a sum of consecutive naturals, for example, 90535 + ... + 515482.

It is an arithmetic number, because the mean of its divisors is an integer number (6544994400).

Almost surely, 2^128762856058 is an apocalyptic number.

128762856058 is a deficient number, since it is larger than the sum of its proper divisors (80676964742).

128762856058 is a wasteful number, since it uses less digits than its factorization.

128762856058 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 606222.

The product of its (nonzero) digits is 12902400, while the sum is 58.

The spelling of 128762856058 in words is "one hundred twenty-eight billion, seven hundred sixty-two million, eight hundred fifty-six thousand, fifty-eight".