6998159024 has 40 divisors (see below), whose sum is σ = 13699310688. Its totient is φ = 3463027200.

The previous prime is 6998158967. The next prime is 6998159057. The reversal of 6998159024 is 4209518996.

It is a Cunningham number, because it is equal to 83655²-1.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 664004 + ... + 674460.

Almost surely, 2^6998159024 is an apocalyptic number.

It is an amenable number.

6998159024 is a deficient number, since it is larger than the sum of its proper divisors (6701151664).

6998159024 is a wasteful number, since it uses less digits than its factorization.

6998159024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10893 (or 10887 counting only the distinct ones).

The product of its (nonzero) digits is 1399680, while the sum is 53.

The square root of 6998159024 is about 83654.9999940231. Note that the first 5 decimals coincide. The cubic root of 6998159024 is about 1912.7634699547.

The spelling of 6998159024 in words is "six billion, nine hundred ninety-eight million, one hundred fifty-nine thousand, twenty-four".