8691273978922 has 8 divisors (see below), whose sum is σ = 13037261544000. Its totient is φ = 4345520130924.

The previous prime is 8691273978911. The next prime is 8691273978923. The reversal of 8691273978922 is 2298793721968.

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

It is not an unprimeable number, because it can be changed into a prime (8691273978923) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58336272 + ... + 58485067.

It is an arithmetic number, because the mean of its divisors is an integer number (1629657693000).

Almost surely, 2^{8691273978922} is an apocalyptic number.

8691273978922 is a deficient number, since it is larger than the sum of its proper divisors (4345987565078).

8691273978922 is a wasteful number, since it uses less digits than its factorization.

8691273978922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116858540.

The product of its digits is 329204736, while the sum is 73.

The spelling of 8691273978922 in words is "eight trillion, six hundred ninety-one billion, two hundred seventy-three million, nine hundred seventy-eight thousand, nine hundred twenty-two".