16116277505720 has 256 divisors, whose sum is σ = 45825212160000. Its totient is φ = 4973551773696.

The previous prime is 16116277505719. The next prime is 16116277505767. The reversal of 16116277505720 is 2750577261161.

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 63 ways as a sum of consecutive naturals, for example, 17789654 + ... + 18673626.

It is an arithmetic number, because the mean of its divisors is an integer number (179004735000).

Almost surely, 2^{16116277505720} is an apocalyptic number.

16116277505720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16116277505720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22912606080000).

16116277505720 is an abundant number, since it is smaller than the sum of its proper divisors (29708934654280).

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

16116277505720 is a wasteful number, since it uses less digits than its factorization.

16116277505720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 884182 (or 884178 counting only the distinct ones).

The product of its (nonzero) digits is 1234800, while the sum is 50.

The spelling of 16116277505720 in words is "sixteen trillion, one hundred sixteen billion, two hundred seventy-seven million, five hundred five thousand, seven hundred twenty".