206502266320 has 80 divisors (see below), whose sum is σ = 549015396480. Its totient is φ = 70760858112.

The previous prime is 206502266273. The next prime is 206502266401. The reversal of 206502266320 is 23662205602.

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 898779 + ... + 1104901.

It is an arithmetic number, because the mean of its divisors is an integer number (6862692456).

Almost surely, 2^206502266320 is an apocalyptic number.

206502266320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

206502266320 is an abundant number, since it is smaller than the sum of its proper divisors (342513130160).

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

206502266320 is a wasteful number, since it uses less digits than its factorization.

206502266320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 207932 (or 207926 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 34.

The spelling of 206502266320 in words is "two hundred six billion, five hundred two million, two hundred sixty-six thousand, three hundred twenty".