201606343600 has 90 divisors (see below), whose sum is σ = 506334482276. Its totient is φ = 77136259200.

The previous prime is 201606343573. The next prime is 201606343619. The reversal of 201606343600 is 6343606102.

It is a super-2 number, since 2×201606343600² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 264786 + ... + 687985.

Almost surely, 2^201606343600 is an apocalyptic number.

201606343600 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201606343600 is an abundant number, since it is smaller than the sum of its proper divisors (304728138676).

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

201606343600 is a wasteful number, since it uses less digits than its factorization.

201606343600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 952835 (or 952801 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 31.

Adding to 201606343600 its reverse (6343606102), we get a palindrome (207949949702).

The spelling of 201606343600 in words is "two hundred one billion, six hundred six million, three hundred forty-three thousand, six hundred".