128065629964 has 12 divisors (see below), whose sum is σ = 233858976624. Its totient is φ = 61248779504.

The previous prime is 128065629953. The next prime is 128065629997. The reversal of 128065629964 is 469926560821.

It is a junction number, because it is equal to n+sod(n) for n = 128065629899 and 128065629908.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 696008767 + ... + 696008950.

It is an arithmetic number, because the mean of its divisors is an integer number (19488248052).

Almost surely, 2^128065629964 is an apocalyptic number.

It is an amenable number.

128065629964 is a deficient number, since it is larger than the sum of its proper divisors (105793346660).

128065629964 is a wasteful number, since it uses less digits than its factorization.

128065629964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1392017744 (or 1392017742 counting only the distinct ones).

The product of its (nonzero) digits is 11197440, while the sum is 58.

The spelling of 128065629964 in words is "one hundred twenty-eight billion, sixty-five million, six hundred twenty-nine thousand, nine hundred sixty-four".