8688040794 has 96 divisors (see below), whose sum is σ = 19790604288. Its totient is φ = 2751840000.

The previous prime is 8688040763. The next prime is 8688040799. The reversal of 8688040794 is 4970408868.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 8688040794.

It is not an unprimeable number, because it can be changed into a prime (8688040799) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5905479 + ... + 5906949.

It is an arithmetic number, because the mean of its divisors is an integer number (206152128).

Almost surely, 2^8688040794 is an apocalyptic number.

8688040794 is an abundant number, since it is smaller than the sum of its proper divisors (11102563494).

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

8688040794 is a wasteful number, since it uses less digits than its factorization.

8688040794 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1724 (or 1721 counting only the distinct ones).

The product of its (nonzero) digits is 3096576, while the sum is 54.

The square root of 8688040794 is about 93209.6604113544. The cubic root of 8688040794 is about 2055.7672848296.

The spelling of 8688040794 in words is "eight billion, six hundred eighty-eight million, forty thousand, seven hundred ninety-four".