16555272652145 has 8 divisors (see below), whose sum is σ = 20507176446720. Its totient is φ = 12816985278960.

The previous prime is 16555272652129. The next prime is 16555272652223. The reversal of 16555272652145 is 54125627255561.

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

It is not a de Polignac number, because 16555272652145 - 2⁴ = 16555272652129 is a prime.

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, 53404105175 + ... + 53404105484.

It is an arithmetic number, because the mean of its divisors is an integer number (2563397055840).

Almost surely, 2^{16555272652145} is an apocalyptic number.

It is an amenable number.

16555272652145 is a deficient number, since it is larger than the sum of its proper divisors (3951903794575).

16555272652145 is a wasteful number, since it uses less digits than its factorization.

16555272652145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106808210695.

The product of its digits is 25200000, while the sum is 56.

The spelling of 16555272652145 in words is "sixteen trillion, five hundred fifty-five billion, two hundred seventy-two million, six hundred fifty-two thousand, one hundred forty-five".