16305066106555 has 16 divisors (see below), whose sum is σ = 20393332936704. Its totient is φ = 12500720886240.

The previous prime is 16305066106519. The next prime is 16305066106583. The reversal of 16305066106555 is 55560166050361.

It is not a de Polignac number, because 16305066106555 - 2³⁵ = 16270706368187 is a prime.

It is a super-2 number, since 2×16305066106555² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16305066106499 and 16305066106508.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 510634399 + ... + 510666328.

It is an arithmetic number, because the mean of its divisors is an integer number (1274583308544).

Almost surely, 2^{16305066106555} is an apocalyptic number.

16305066106555 is a deficient number, since it is larger than the sum of its proper divisors (4088266830149).

16305066106555 is a wasteful number, since it uses less digits than its factorization.

16305066106555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1021300866.

The product of its (nonzero) digits is 2430000, while the sum is 49.

The spelling of 16305066106555 in words is "sixteen trillion, three hundred five billion, sixty-six million, one hundred six thousand, five hundred fifty-five".