16516156116655 has 8 divisors (see below), whose sum is σ = 21343955596992. Its totient is φ = 12196546055328.

The previous prime is 16516156116653. The next prime is 16516156116737. The reversal of 16516156116655 is 55661165161561.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 16516156116655 - 2¹ = 16516156116653 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16516156116596 and 16516156116605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16516156116653) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 127047354679 + ... + 127047354808.

It is an arithmetic number, because the mean of its divisors is an integer number (2667994449624).

Almost surely, 2^{16516156116655} is an apocalyptic number.

16516156116655 is a deficient number, since it is larger than the sum of its proper divisors (4827799480337).

16516156116655 is a wasteful number, since it uses less digits than its factorization.

16516156116655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 254094709505.

The product of its digits is 4860000, while the sum is 55.

The spelling of 16516156116655 in words is "sixteen trillion, five hundred sixteen billion, one hundred fifty-six million, one hundred sixteen thousand, six hundred fifty-five".