6409709708 has 6 divisors (see below), whose sum is σ = 11216991996. Its totient is φ = 3204854852.

The previous prime is 6409709701. The next prime is 6409709723. The reversal of 6409709708 is 8079079046.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (6409709701) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 801213710 + ... + 801213717.

It is an arithmetic number, because the mean of its divisors is an integer number (1869498666).

Almost surely, 2^6409709708 is an apocalyptic number.

It is an amenable number.

6409709708 is a deficient number, since it is larger than the sum of its proper divisors (4807282288).

6409709708 is a wasteful number, since it uses less digits than its factorization.

6409709708 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1602427431 (or 1602427429 counting only the distinct ones).

The product of its (nonzero) digits is 762048, while the sum is 50.

The square root of 6409709708 is about 80060.6626752489. The cubic root of 6409709708 is about 1857.5739855215.

The spelling of 6409709708 in words is "six billion, four hundred nine million, seven hundred nine thousand, seven hundred eight".