8697077894 has 4 divisors (see below), whose sum is σ = 13045616844. Its totient is φ = 4348538946.

The previous prime is 8697077887. The next prime is 8697077899. The reversal of 8697077894 is 4987707968.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 8697077894.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8697077899) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2174269472 + ... + 2174269475.

It is an arithmetic number, because the mean of its divisors is an integer number (3261404211).

Almost surely, 2^8697077894 is an apocalyptic number.

8697077894 is a deficient number, since it is larger than the sum of its proper divisors (4348538950).

8697077894 is a wasteful number, since it uses less digits than its factorization.

8697077894 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4348538949.

The product of its (nonzero) digits is 42674688, while the sum is 65.

The square root of 8697077894 is about 93258.1250830189. The cubic root of 8697077894 is about 2056.4798250965.

The spelling of 8697077894 in words is "eight billion, six hundred ninety-seven million, seventy-seven thousand, eight hundred ninety-four".