16530028644355 has 8 divisors (see below), whose sum is σ = 19862447206464. Its totient is φ = 13206414360000.

The previous prime is 16530028644331. The next prime is 16530028644379. The reversal of 16530028644355 is 55344682003561.

It is an interprime number because it is at equal distance from previous prime (16530028644331) and next prime (16530028644379).

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-16530028644355 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, 2201065306 + ... + 2201072815.

It is an arithmetic number, because the mean of its divisors is an integer number (2482805900808).

Almost surely, 2^{16530028644355} is an apocalyptic number.

16530028644355 is a deficient number, since it is larger than the sum of its proper divisors (3332418562109).

16530028644355 is an equidigital number, since it uses as much as digits as its factorization.

16530028644355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4402138877.

The product of its (nonzero) digits is 10368000, while the sum is 52.

The spelling of 16530028644355 in words is "sixteen trillion, five hundred thirty billion, twenty-eight million, six hundred forty-four thousand, three hundred fifty-five".