16616010000 has 100 divisors (see below), whose sum is σ = 53638792592. Its totient is φ = 4430928000.

The previous prime is 16616009873. The next prime is 16616010011. The reversal of 16616010000 is 1061661.

It is a tau number, because it is divible by the number of its divisors (100).

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 246934 + ... + 306933.

Almost surely, 2^16616010000 is an apocalyptic number.

16616010000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16616010000 is an abundant number, since it is smaller than the sum of its proper divisors (37022782592).

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

16616010000 is an equidigital number, since it uses as much as digits as its factorization.

16616010000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 553898 (or 553877 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 21.

Adding to 16616010000 its reverse (1061661), we get a palindrome (16617071661).

The spelling of 16616010000 in words is "sixteen billion, six hundred sixteen million, ten thousand".