16550656005155 has 8 divisors (see below), whose sum is σ = 19883279609232. Its totient is φ = 13225529868768.

The previous prime is 16550656005127. The next prime is 16550656005181. The reversal of 16550656005155 is 55150065605561.

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 16550656005155 - 2³² = 16546361037859 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1874362064 + ... + 1874370893.

It is an arithmetic number, because the mean of its divisors is an integer number (2485409951154).

Almost surely, 2^{16550656005155} is an apocalyptic number.

16550656005155 is a deficient number, since it is larger than the sum of its proper divisors (3332623604077).

16550656005155 is an equidigital number, since it uses as much as digits as its factorization.

16550656005155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3748733845.

The product of its (nonzero) digits is 3375000, while the sum is 50.

The spelling of 16550656005155 in words is "sixteen trillion, five hundred fifty billion, six hundred fifty-six million, five thousand, one hundred fifty-five".