4709809956 has 12 divisors (see below), whose sum is σ = 10989556592. Its totient is φ = 1569936648.

The previous prime is 4709809919. The next prime is 4709809963. The reversal of 4709809956 is 6599089074.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 4709809896 and 4709809905.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 196242070 + ... + 196242093.

Almost surely, 2^4709809956 is an apocalyptic number.

It is an amenable number.

4709809956 is an abundant number, since it is smaller than the sum of its proper divisors (6279746636).

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

4709809956 is a wasteful number, since it uses less digits than its factorization.

4709809956 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 392484170 (or 392484168 counting only the distinct ones).

The product of its (nonzero) digits is 4898880, while the sum is 57.

The square root of 4709809956 is about 68628.0551669651. The cubic root of 4709809956 is about 1676.2332886131.

The spelling of 4709809956 in words is "four billion, seven hundred nine million, eight hundred nine thousand, nine hundred fifty-six".