401803305198 has 16 divisors (see below), whose sum is σ = 805462520016. Its totient is φ = 133625116800.

The previous prime is 401803305181. The next prime is 401803305227. The reversal of 401803305198 is 891503308104.

It is a super-2 number, since 2×401803305198² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 77326753 + ... + 77331948.

It is an arithmetic number, because the mean of its divisors is an integer number (50341407501).

Almost surely, 2^401803305198 is an apocalyptic number.

401803305198 is an abundant number, since it is smaller than the sum of its proper divisors (403659214818).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

401803305198 is a wasteful number, since it uses less digits than its factorization.

401803305198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154659139.

The product of its (nonzero) digits is 103680, while the sum is 42.

The spelling of 401803305198 in words is "four hundred one billion, eight hundred three million, three hundred five thousand, one hundred ninety-eight".