16233201665652 has 24 divisors (see below), whose sum is σ = 38356932208000. Its totient is φ = 5342572699776.

The previous prime is 16233201665647. The next prime is 16233201665669. The reversal of 16233201665652 is 25656610233261.

It is a happy number.

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, 8561814277 + ... + 8561816172.

Almost surely, 2^{16233201665652} is an apocalyptic number.

16233201665652 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

16233201665652 is an abundant number, since it is smaller than the sum of its proper divisors (22123730542348).

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

16233201665652 is a wasteful number, since it uses less digits than its factorization.

16233201665652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17123630535 (or 17123630533 counting only the distinct ones).

The product of its (nonzero) digits is 2332800, while the sum is 48.

The spelling of 16233201665652 in words is "sixteen trillion, two hundred thirty-three billion, two hundred one million, six hundred sixty-five thousand, six hundred fifty-two".