200279608820 has 48 divisors (see below), whose sum is σ = 445670881488. Its totient is φ = 75341260800.

The previous prime is 200279608801. The next prime is 200279608853. The reversal of 200279608820 is 28806972002.

200279608820 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 29778334096 + 170501274724 = 172564^2 + 412918^2 .

It is a super-2 number, since 2×200279608820² (a number of 23 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 (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 215954 + ... + 668726.

It is an arithmetic number, because the mean of its divisors is an integer number (9284810031).

Almost surely, 2^200279608820 is an apocalyptic number.

200279608820 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200279608820 is an abundant number, since it is smaller than the sum of its proper divisors (245391272668).

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

200279608820 is a wasteful number, since it uses less digits than its factorization.

200279608820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 454100 (or 454098 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 44.

The spelling of 200279608820 in words is "two hundred billion, two hundred seventy-nine million, six hundred eight thousand, eight hundred twenty".