16021730627 has 4 divisors (see below), whose sum is σ = 18310549296. Its totient is φ = 13732911960.

The previous prime is 16021730603. The next prime is 16021730633. The reversal of 16021730627 is 72603712061.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 72603712061 = 181 ⋅401125481.

It is a cyclic number.

It is not a de Polignac number, because 16021730627 - 2¹⁶ = 16021665091 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16021730687) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1144409324 + ... + 1144409337.

It is an arithmetic number, because the mean of its divisors is an integer number (4577637324).

Almost surely, 2^16021730627 is an apocalyptic number.

16021730627 is a deficient number, since it is larger than the sum of its proper divisors (2288818669).

16021730627 is an equidigital number, since it uses as much as digits as its factorization.

16021730627 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2288818668.

The product of its (nonzero) digits is 21168, while the sum is 35.

The spelling of 16021730627 in words is "sixteen billion, twenty-one million, seven hundred thirty thousand, six hundred twenty-seven".