16572230531611 has 2 divisors, whose sum is σ = 16572230531612. Its totient is φ = 16572230531610.

The previous prime is 16572230531599. The next prime is 16572230531627. The reversal of 16572230531611 is 11613503227561.

It is a weak prime.

It is an emirp because it is prime and its reverse (11613503227561) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 16572230531611 - 2¹⁵ = 16572230498843 is a prime.

It is not a weakly prime, because it can be changed into another prime (16572230531011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8286115265805 + 8286115265806.

It is an arithmetic number, because the mean of its divisors is an integer number (8286115265806).

Almost surely, 2^{16572230531611} is an apocalyptic number.

16572230531611 is a deficient number, since it is larger than the sum of its proper divisors (1).

16572230531611 is an equidigital number, since it uses as much as digits as its factorization.

16572230531611 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 226800, while the sum is 43.

The spelling of 16572230531611 in words is "sixteen trillion, five hundred seventy-two billion, two hundred thirty million, five hundred thirty-one thousand, six hundred eleven".