16530442587355 has 8 divisors (see below), whose sum is σ = 19836896267664. Its totient is φ = 13224110628000.

The previous prime is 16530442587341. The next prime is 16530442587389. The reversal of 16530442587355 is 55378524403561.

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

It is a de Polignac number, because none of the positive numbers 2^k-16530442587355 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 16530442587355.

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, 30131196 + ... + 30674905.

It is an arithmetic number, because the mean of its divisors is an integer number (2479612033458).

Almost surely, 2^{16530442587355} is an apocalyptic number.

16530442587355 is a deficient number, since it is larger than the sum of its proper divisors (3306453680309).

16530442587355 is an equidigital number, since it uses as much as digits as its factorization.

16530442587355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60860477.

The product of its (nonzero) digits is 60480000, while the sum is 58.

The spelling of 16530442587355 in words is "sixteen trillion, five hundred thirty billion, four hundred forty-two million, five hundred eighty-seven thousand, three hundred fifty-five".