200778339156 has 24 divisors (see below), whose sum is σ = 474412955520. Its totient is φ = 66078946752.

The previous prime is 200778339109. The next prime is 200778339169. The reversal of 200778339156 is 651933877002.

It is a junction number, because it is equal to n+sod(n) for n = 200778339099 and 200778339108.

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, 105894801 + ... + 105896696.

It is an arithmetic number, because the mean of its divisors is an integer number (19767206480).

Almost surely, 2^200778339156 is an apocalyptic number.

It is an amenable number.

200778339156 is an abundant number, since it is smaller than the sum of its proper divisors (273634616364).

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

200778339156 is a wasteful number, since it uses less digits than its factorization.

200778339156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211791583 (or 211791581 counting only the distinct ones).

The product of its (nonzero) digits is 1905120, while the sum is 51.

The spelling of 200778339156 in words is "two hundred billion, seven hundred seventy-eight million, three hundred thirty-nine thousand, one hundred fifty-six".