9860128604 has 24 divisors (see below), whose sum is σ = 17311550256. Its totient is φ = 4914000000.

The previous prime is 9860128601. The next prime is 9860128643. The reversal of 9860128604 is 4068210689.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9860128601) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1682279 + ... + 1688129.

It is an arithmetic number, because the mean of its divisors is an integer number (721314594).

Almost surely, 2^9860128604 is an apocalyptic number.

It is an amenable number.

9860128604 is a deficient number, since it is larger than the sum of its proper divisors (7451421652).

9860128604 is a wasteful number, since it uses less digits than its factorization.

9860128604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7157 (or 7155 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 44.

The square root of 9860128604 is about 99298.1802652999. The cubic root of 9860128604 is about 2144.3426971208.

The spelling of 9860128604 in words is "nine billion, eight hundred sixty million, one hundred twenty-eight thousand, six hundred four".