4645661028 has 24 divisors (see below), whose sum is σ = 10841581632. Its totient is φ = 1548309984.

The previous prime is 4645661021. The next prime is 4645661057. The reversal of 4645661028 is 8201665464.

It is not an unprimeable number, because it can be changed into a prime (4645661021) 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, 59626 + ... + 113342.

It is an arithmetic number, because the mean of its divisors is an integer number (451732568).

Almost surely, 2^4645661028 is an apocalyptic number.

It is an amenable number.

4645661028 is an abundant number, since it is smaller than the sum of its proper divisors (6195920604).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4645661028 is a wasteful number, since it uses less digits than its factorization.

4645661028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60931 (or 60929 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 42.

The square root of 4645661028 is about 68159.0861734516. The cubic root of 4645661028 is about 1668.5882182035.

The spelling of 4645661028 in words is "four billion, six hundred forty-five million, six hundred sixty-one thousand, twenty-eight".