8797562657978 has 8 divisors (see below), whose sum is σ = 13196454658272. Its totient is φ = 4398744438556.

The previous prime is 8797562657909. The next prime is 8797562658013.

8797562657978 is nontrivially palindromic in base 10.

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

It is a self number, because there is not a number n which added to its sum of digits gives 8797562657978.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18146150 + ... + 18624657.

It is an arithmetic number, because the mean of its divisors is an integer number (1649556832284).

Almost surely, 2^{8797562657978} is an apocalyptic number.

8797562657978 is a deficient number, since it is larger than the sum of its proper divisors (4398892000294).

8797562657978 is a wasteful number, since it uses less digits than its factorization.

8797562657978 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36890436.

The product of its digits is 22404211200, while the sum is 86.

The spelling of 8797562657978 in words is "eight trillion, seven hundred ninety-seven billion, five hundred sixty-two million, six hundred fifty-seven thousand, nine hundred seventy-eight".