16553552521196 has 12 divisors (see below), whose sum is σ = 28968827062560. Its totient is φ = 8276744789040.

The previous prime is 16553552521153. The next prime is 16553552521237. The reversal of 16553552521196 is 69112525535561.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6663956 + ... + 8804283.

It is an arithmetic number, because the mean of its divisors is an integer number (2414068921880).

Almost surely, 2^{16553552521196} is an apocalyptic number.

It is an amenable number.

16553552521196 is a deficient number, since it is larger than the sum of its proper divisors (12415274541364).

16553552521196 is a wasteful number, since it uses less digits than its factorization.

16553552521196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15735784 (or 15735782 counting only the distinct ones).

The product of its digits is 12150000, while the sum is 56.

The spelling of 16553552521196 in words is "sixteen trillion, five hundred fifty-three billion, five hundred fifty-two million, five hundred twenty-one thousand, one hundred ninety-six".