16556022141457 has 8 divisors (see below), whose sum is σ = 16562342472480. Its totient is φ = 16549702572000.

The previous prime is 16556022141431. The next prime is 16556022141473. The reversal of 16556022141457 is 75414122065561.

It is a happy number.

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 16556022141457 - 2¹¹ = 16556022139409 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 16556022141457.

It is not an unprimeable number, because it can be changed into a prime (16556022241457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45361498 + ... + 45725020.

It is an arithmetic number, because the mean of its divisors is an integer number (2070292809060).

Almost surely, 2^{16556022141457} is an apocalyptic number.

It is an amenable number.

16556022141457 is a deficient number, since it is larger than the sum of its proper divisors (6320331023).

16556022141457 is a wasteful number, since it uses less digits than its factorization.

16556022141457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 380783.

The product of its (nonzero) digits is 2016000, while the sum is 49.

The spelling of 16556022141457 in words is "sixteen trillion, five hundred fifty-six billion, twenty-two million, one hundred forty-one thousand, four hundred fifty-seven".