4909660628 has 6 divisors (see below), whose sum is σ = 8591906106. Its totient is φ = 2454830312.

The previous prime is 4909660627. The next prime is 4909660649. The reversal of 4909660628 is 8260669094.

It can be written as a sum of positive squares in only one way, i.e., 4038348304 + 871312324 = 63548^2 + 29518^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4909660627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 613707575 + ... + 613707582.

It is an arithmetic number, because the mean of its divisors is an integer number (1431984351).

Almost surely, 2^4909660628 is an apocalyptic number.

It is an amenable number.

4909660628 is a deficient number, since it is larger than the sum of its proper divisors (3682245478).

4909660628 is a wasteful number, since it uses less digits than its factorization.

4909660628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1227415161 (or 1227415159 counting only the distinct ones).

The product of its (nonzero) digits is 1119744, while the sum is 50.

The square root of 4909660628 is about 70068.9705076363. The cubic root of 4909660628 is about 1699.6147486877.

The spelling of 4909660628 in words is "four billion, nine hundred nine million, six hundred sixty thousand, six hundred twenty-eight".