6913061998 has 4 divisors (see below), whose sum is σ = 10369593000. Its totient is φ = 3456530998.

The previous prime is 6913061989. The next prime is 6913062007. The reversal of 6913061998 is 8991603196.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (6913061989) and next prime (6913062007).

It is a congruent number.

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 as a sum of consecutive naturals, namely, 1728265498 + ... + 1728265501.

It is an arithmetic number, because the mean of its divisors is an integer number (2592398250).

Almost surely, 2^6913061998 is an apocalyptic number.

6913061998 is a deficient number, since it is larger than the sum of its proper divisors (3456531002).

6913061998 is a wasteful number, since it uses less digits than its factorization.

6913061998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3456531001.

The product of its (nonzero) digits is 629856, while the sum is 52.

The square root of 6913061998 is about 83144.8254433191. The cubic root of 6913061998 is about 1904.9788162050.

The spelling of 6913061998 in words is "six billion, nine hundred thirteen million, sixty-one thousand, nine hundred ninety-eight".