6988998896 has 40 divisors (see below), whose sum is σ = 14777756544. Its totient is φ = 3175623360.

The previous prime is 6988998889. The next prime is 6988998899.

6988998896 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×6988998896² = 97692211136578437632, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 6988998896.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6988998899) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 603755 + ... + 615221.

Almost surely, 2^6988998896 is an apocalyptic number.

It is an amenable number.

6988998896 is an abundant number, since it is smaller than the sum of its proper divisors (7788757648).

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

6988998896 is a wasteful number, since it uses less digits than its factorization.

6988998896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14949 (or 14943 counting only the distinct ones).

The product of its digits is 967458816, while the sum is 80.

The square root of 6988998896 is about 83600.2326312553. The cubic root of 6988998896 is about 1911.9285452075.

The spelling of 6988998896 in words is "six billion, nine hundred eighty-eight million, nine hundred ninety-eight thousand, eight hundred ninety-six".