9676772528 has 20 divisors (see below), whose sum is σ = 18779054760. Its totient is φ = 4830564864.

The previous prime is 9676772527. The next prime is 9676772531. The reversal of 9676772528 is 8252776769.

It is a happy number.

It is a Smith number, since the sum of its digits (59) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (9676772527) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 478625 + ... + 498432.

It is an arithmetic number, because the mean of its divisors is an integer number (938952738).

Almost surely, 2^9676772528 is an apocalyptic number.

It is an amenable number.

9676772528 is a deficient number, since it is larger than the sum of its proper divisors (9102282232).

9676772528 is a wasteful number, since it uses less digits than its factorization.

9676772528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 977684 (or 977678 counting only the distinct ones).

The product of its digits is 17781120, while the sum is 59.

The square root of 9676772528 is about 98370.5877180776. The cubic root of 9676772528 is about 2130.9675876047.

The spelling of 9676772528 in words is "nine billion, six hundred seventy-six million, seven hundred seventy-two thousand, five hundred twenty-eight".