7989314198 has 8 divisors (see below), whose sum is σ = 11984352408. Its totient is φ = 3994530064.

The previous prime is 7989314189. The next prime is 7989314261. The reversal of 7989314198 is 8914139897.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 79490 + ... + 149322.

It is an arithmetic number, because the mean of its divisors is an integer number (1498044051).

Almost surely, 2^7989314198 is an apocalyptic number.

7989314198 is a deficient number, since it is larger than the sum of its proper divisors (3995038210).

7989314198 is a wasteful number, since it uses less digits than its factorization.

7989314198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127038.

The product of its digits is 3919104, while the sum is 59.

The square root of 7989314198 is about 89382.9636899560. The cubic root of 7989314198 is about 1999.1091197251.

The spelling of 7989314198 in words is "seven billion, nine hundred eighty-nine million, three hundred fourteen thousand, one hundred ninety-eight".