6908729794 has 8 divisors (see below), whose sum is σ = 10367432460. Its totient is φ = 3452918976.

The previous prime is 6908729771. The next prime is 6908729809. The reversal of 6908729794 is 4979278096.

It can be written as a sum of positive squares in 2 ways, for example, as 6762924169 + 145805625 = 82237^2 + 12075^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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, 716979 + ... + 726550.

Almost surely, 2^6908729794 is an apocalyptic number.

6908729794 is a deficient number, since it is larger than the sum of its proper divisors (3458702666).

6908729794 is a wasteful number, since it uses less digits than its factorization.

6908729794 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1445924.

The product of its (nonzero) digits is 13716864, while the sum is 61.

The square root of 6908729794 is about 83118.7692040733. The cubic root of 6908729794 is about 1904.5808024466.

The spelling of 6908729794 in words is "six billion, nine hundred eight million, seven hundred twenty-nine thousand, seven hundred ninety-four".