8693491814 has 16 divisors (see below), whose sum is σ = 14921169408. Its totient is φ = 3721272072.

The previous prime is 8693491811. The next prime is 8693491871. The reversal of 8693491814 is 4181943968.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8693491811) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 363854 + ... + 387009.

It is an arithmetic number, because the mean of its divisors is an integer number (932573088).

Almost surely, 2^8693491814 is an apocalyptic number.

8693491814 is a deficient number, since it is larger than the sum of its proper divisors (6227677594).

8693491814 is a wasteful number, since it uses less digits than its factorization.

8693491814 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 751699.

The product of its digits is 1492992, while the sum is 53.

The square root of 8693491814 is about 93238.8964649411. The cubic root of 8693491814 is about 2056.1971357036.

The spelling of 8693491814 in words is "eight billion, six hundred ninety-three million, four hundred ninety-one thousand, eight hundred fourteen".