4897966628 has 24 divisors (see below), whose sum is σ = 9114624792. Its totient is φ = 2295025664.

The previous prime is 4897966627. The next prime is 4897966639. The reversal of 4897966628 is 8266697984.

It can be written as a sum of positive squares in 4 ways, for example, as 2385150244 + 2512816384 = 48838^2 + 50128^2 .

It is not an unprimeable number, because it can be changed into a prime (4897966627) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 138725 + ... + 170412.

It is an arithmetic number, because the mean of its divisors is an integer number (379776033).

Almost surely, 2^4897966628 is an apocalyptic number.

It is an amenable number.

4897966628 is a deficient number, since it is larger than the sum of its proper divisors (4216658164).

4897966628 is a wasteful number, since it uses less digits than its factorization.

4897966628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 309391 (or 309389 counting only the distinct ones).

The product of its digits is 62705664, while the sum is 65.

The square root of 4897966628 is about 69985.4744071940. The cubic root of 4897966628 is about 1698.2642754622.

The spelling of 4897966628 in words is "four billion, eight hundred ninety-seven million, nine hundred sixty-six thousand, six hundred twenty-eight".