128962548548 has 24 divisors (see below), whose sum is σ = 230961258528. Its totient is φ = 62973985536.

The previous prime is 128962548497. The next prime is 128962548551. The reversal of 128962548548 is 845845269821.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1513940 + ... + 1596852.

It is an arithmetic number, because the mean of its divisors is an integer number (9623385772).

Almost surely, 2^128962548548 is an apocalyptic number.

It is an amenable number.

128962548548 is a deficient number, since it is larger than the sum of its proper divisors (101998709980).

128962548548 is a wasteful number, since it uses less digits than its factorization.

128962548548 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92003 (or 92001 counting only the distinct ones).

The product of its digits is 44236800, while the sum is 62.

The spelling of 128962548548 in words is "one hundred twenty-eight billion, nine hundred sixty-two million, five hundred forty-eight thousand, five hundred forty-eight".