198965002072 has 32 divisors (see below), whose sum is σ = 389307098880. Its totient is φ = 95150392480.

The previous prime is 198965002021. The next prime is 198965002081. The reversal of 198965002072 is 270200569891.

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, 3364197 + ... + 3422827.

It is an arithmetic number, because the mean of its divisors is an integer number (12165846840).

Almost surely, 2^198965002072 is an apocalyptic number.

It is an amenable number.

198965002072 is a deficient number, since it is larger than the sum of its proper divisors (190342096808).

198965002072 is a wasteful number, since it uses less digits than its factorization.

198965002072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77103 (or 77099 counting only the distinct ones).

The product of its (nonzero) digits is 544320, while the sum is 49.

The spelling of 198965002072 in words is "one hundred ninety-eight billion, nine hundred sixty-five million, two thousand, seventy-two".