16162030081 has 2 divisors, whose sum is σ = 16162030082. Its totient is φ = 16162030080.

The previous prime is 16162030063. The next prime is 16162030121. The reversal of 16162030081 is 18003026161.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10881827856 + 5280202225 = 104316^2 + 72665^2 .

It is a cyclic number.

It is not a de Polignac number, because 16162030081 - 2¹⁷ = 16161899009 is a prime.

It is a super-2 number, since 2×16162030081² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (16162034081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8081015040 + 8081015041.

It is an arithmetic number, because the mean of its divisors is an integer number (8081015041).

Almost surely, 2^16162030081 is an apocalyptic number.

It is an amenable number.

16162030081 is a deficient number, since it is larger than the sum of its proper divisors (1).

16162030081 is an equidigital number, since it uses as much as digits as its factorization.

16162030081 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 28.

The spelling of 16162030081 in words is "sixteen billion, one hundred sixty-two million, thirty thousand, eighty-one".