6698401876 has 12 divisors (see below), whose sum is σ = 11724985440. Its totient is φ = 3348406040.

The previous prime is 6698401867. The next prime is 6698401877. The reversal of 6698401876 is 6781048966.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6698401877) 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, 179560 + ... + 213631.

It is an arithmetic number, because the mean of its divisors is an integer number (977082120).

Almost surely, 2^6698401876 is an apocalyptic number.

It is an amenable number.

6698401876 is a deficient number, since it is larger than the sum of its proper divisors (5026583564).

6698401876 is a wasteful number, since it uses less digits than its factorization.

6698401876 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 397454 (or 397452 counting only the distinct ones).

The product of its (nonzero) digits is 3483648, while the sum is 55.

The square root of 6698401876 is about 81843.7650404721. The cubic root of 6698401876 is about 1885.0537290935.

The spelling of 6698401876 in words is "six billion, six hundred ninety-eight million, four hundred one thousand, eight hundred seventy-six".