9776814028 has 12 divisors (see below), whose sum is σ = 17199004032. Its totient is φ = 4862812880.

The previous prime is 9776814023. The next prime is 9776814037. The reversal of 9776814028 is 8204186779.

It is not an unprimeable number, because it can be changed into a prime (9776814023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6397675 + ... + 6399202.

It is an arithmetic number, because the mean of its divisors is an integer number (1433250336).

Almost surely, 2^9776814028 is an apocalyptic number.

It is an amenable number.

9776814028 is a deficient number, since it is larger than the sum of its proper divisors (7422190004).

9776814028 is a wasteful number, since it uses less digits than its factorization.

9776814028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12797072 (or 12797070 counting only the distinct ones).

The product of its (nonzero) digits is 1354752, while the sum is 52.

The square root of 9776814028 is about 98877.7731747636. The cubic root of 9776814028 is about 2138.2859617684.

The spelling of 9776814028 in words is "nine billion, seven hundred seventy-six million, eight hundred fourteen thousand, twenty-eight".