99401200198 has 8 divisors (see below), whose sum is σ = 149400603000. Its totient is φ = 49600999200.

The previous prime is 99401200193. The next prime is 99401200243. The reversal of 99401200198 is 89100210499.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99401200193) 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, 49799203 + ... + 49801198.

It is an arithmetic number, because the mean of its divisors is an integer number (18675075375).

Almost surely, 2^99401200198 is an apocalyptic number.

99401200198 is a deficient number, since it is larger than the sum of its proper divisors (49999402802).

99401200198 is a wasteful number, since it uses less digits than its factorization.

99401200198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99600902.

The product of its (nonzero) digits is 46656, while the sum is 43.

The spelling of 99401200198 in words is "ninety-nine billion, four hundred one million, two hundred thousand, one hundred ninety-eight".