4640979620 has 48 divisors (see below), whose sum is σ = 10407398400. Its totient is φ = 1734552960.

The previous prime is 4640979619. The next prime is 4640979631. The reversal of 4640979620 is 269790464.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 111080 + ... + 147039.

It is an arithmetic number, because the mean of its divisors is an integer number (216820800).

Almost surely, 2^4640979620 is an apocalyptic number.

It is an amenable number.

4640979620 is an abundant number, since it is smaller than the sum of its proper divisors (5766418780).

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

4640979620 is a wasteful number, since it uses less digits than its factorization.

4640979620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 258188 (or 258186 counting only the distinct ones).

The product of its (nonzero) digits is 653184, while the sum is 47.

The square root of 4640979620 is about 68124.7357426067. The cubic root of 4640979620 is about 1668.0275540001.

The spelling of 4640979620 in words is "four billion, six hundred forty million, nine hundred seventy-nine thousand, six hundred twenty".