6899122219986 has 48 divisors (see below), whose sum is σ = 14960574340920. Its totient is φ = 2297788416000.

The previous prime is 6899122219981. The next prime is 6899122220009.

6899122219986 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 4 ways, for example, as 1326571829361 + 5572550390625 = 1151769^2 + 2360625^2 .

It is not an unprimeable number, because it can be changed into a prime (6899122219981) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 328503486 + ... + 328524486.

Almost surely, 2^{6899122219986} is an apocalyptic number.

6899122219986 is an abundant number, since it is smaller than the sum of its proper divisors (8061452120934).

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

6899122219986 is a wasteful number, since it uses less digits than its factorization.

6899122219986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35371 (or 35368 counting only the distinct ones).

The product of its digits is 120932352, while the sum is 72.

The spelling of 6899122219986 in words is "six trillion, eight hundred ninety-nine billion, one hundred twenty-two million, two hundred nineteen thousand, nine hundred eighty-six".