200623268978 has 8 divisors (see below), whose sum is σ = 328292622000. Its totient is φ = 91192394980.

The previous prime is 200623268939. The next prime is 200623269079. The reversal of 200623268978 is 879862326002.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4559619728 + ... + 4559619771.

It is an arithmetic number, because the mean of its divisors is an integer number (41036577750).

Almost surely, 2^200623268978 is an apocalyptic number.

200623268978 is a deficient number, since it is larger than the sum of its proper divisors (127669353022).

200623268978 is a wasteful number, since it uses less digits than its factorization.

200623268978 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9119239512.

The product of its (nonzero) digits is 3483648, while the sum is 53.

The spelling of 200623268978 in words is "two hundred billion, six hundred twenty-three million, two hundred sixty-eight thousand, nine hundred seventy-eight".