16612006720650 has 48 divisors (see below), whose sum is σ = 44943029095968. Its totient is φ = 4027153144000.

The previous prime is 16612006720649. The next prime is 16612006720679. The reversal of 16612006720650 is 5602760021661.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5033939781 + ... + 5033943080.

It is an arithmetic number, because the mean of its divisors is an integer number (936313106166).

Almost surely, 2^{16612006720650} is an apocalyptic number.

16612006720650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16612006720650 is an abundant number, since it is smaller than the sum of its proper divisors (28331022375318).

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

16612006720650 is a wasteful number, since it uses less digits than its factorization.

16612006720650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10067882887 (or 10067882882 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 42.

The spelling of 16612006720650 in words is "sixteen trillion, six hundred twelve billion, six million, seven hundred twenty thousand, six hundred fifty".