115516420198 has 8 divisors (see below), whose sum is σ = 173650498560. Its totient is φ = 57632920680.

The previous prime is 115516420177. The next prime is 115516420241. The reversal of 115516420198 is 891024615511.

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

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62643558 + ... + 62645401.

It is an arithmetic number, because the mean of its divisors is an integer number (21706312320).

Almost surely, 2^115516420198 is an apocalyptic number.

115516420198 is a deficient number, since it is larger than the sum of its proper divisors (58134078362).

115516420198 is a wasteful number, since it uses less digits than its factorization.

115516420198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125289422.

The product of its (nonzero) digits is 86400, while the sum is 43.

The spelling of 115516420198 in words is "one hundred fifteen billion, five hundred sixteen million, four hundred twenty thousand, one hundred ninety-eight".