201620003356 has 24 divisors (see below), whose sum is σ = 383386088960. Its totient is φ = 92423430000.

The previous prime is 201620003251. The next prime is 201620003359. The reversal of 201620003356 is 653300026102.

201620003356 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201620003359) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42786270 + ... + 42790981.

Almost surely, 2^201620003356 is an apocalyptic number.

It is an amenable number.

201620003356 is a deficient number, since it is larger than the sum of its proper divisors (181766085604).

201620003356 is a wasteful number, since it uses less digits than its factorization.

201620003356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85577305 (or 85577303 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 28.

Adding to 201620003356 its reverse (653300026102), we get a palindrome (854920029458).

The spelling of 201620003356 in words is "two hundred one billion, six hundred twenty million, three thousand, three hundred fifty-six".