4769528644 has 24 divisors (see below), whose sum is σ = 8393580440. Its totient is φ = 2371389696.

The previous prime is 4769528641. The next prime is 4769528663. The reversal of 4769528644 is 4468259674.

It can be written as a sum of positive squares in 4 ways, for example, as 1735722244 + 3033806400 = 41662^2 + 55080^2 .

It is not an unprimeable number, because it can be changed into a prime (4769528641) 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, 855514 + ... + 861070.

Almost surely, 2^4769528644 is an apocalyptic number.

It is an amenable number.

4769528644 is a deficient number, since it is larger than the sum of its proper divisors (3624051796).

4769528644 is a wasteful number, since it uses less digits than its factorization.

4769528644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6727 (or 6725 counting only the distinct ones).

The product of its digits is 11612160, while the sum is 55.

The square root of 4769528644 is about 69061.7741156423. The cubic root of 4769528644 is about 1683.2882314834.

The spelling of 4769528644 in words is "four billion, seven hundred sixty-nine million, five hundred twenty-eight thousand, six hundred forty-four".