200178796238 has 16 divisors (see below), whose sum is σ = 302654330880. Its totient is φ = 99294133176.

The previous prime is 200178796217. The next prime is 200178796247. The reversal of 200178796238 is 832697871002.

It is a Smith number, since the sum of its digits (53) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 200178796238.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6090533 + ... + 6123311.

It is an arithmetic number, because the mean of its divisors is an integer number (18915895680).

Almost surely, 2^200178796238 is an apocalyptic number.

200178796238 is a deficient number, since it is larger than the sum of its proper divisors (102475534642).

200178796238 is a wasteful number, since it uses less digits than its factorization.

200178796238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56951.

The product of its (nonzero) digits is 2032128, while the sum is 53.

The spelling of 200178796238 in words is "two hundred billion, one hundred seventy-eight million, seven hundred ninety-six thousand, two hundred thirty-eight".