198403684038001 has 8 divisors (see below), whose sum is σ = 222955310491200. Its totient is φ = 175179172528272.

The previous prime is 198403684037941. The next prime is 198403684038017. The reversal of 198403684038001 is 100830486304891.

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

It is a cyclic number.

It is not a de Polignac number, because 198403684038001 - 2¹³ = 198403684029809 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (198403685038001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 331778735551 + ... + 331778736148.

It is an arithmetic number, because the mean of its divisors is an integer number (27869413811400).

Almost surely, 2^{198403684038001} is an apocalyptic number.

It is an amenable number.

198403684038001 is a deficient number, since it is larger than the sum of its proper divisors (24551626453199).

198403684038001 is a wasteful number, since it uses less digits than its factorization.

198403684038001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 663557471735.

The product of its (nonzero) digits is 3981312, while the sum is 55.

The spelling of 198403684038001 in words is "one hundred ninety-eight trillion, four hundred three billion, six hundred eighty-four million, thirty-eight thousand, one".