16162381241 has 2 divisors, whose sum is σ = 16162381242. Its totient is φ = 16162381240.

The previous prime is 16162381211. The next prime is 16162381271. The reversal of 16162381241 is 14218326161.

It is a balanced prime because it is at equal distance from previous prime (16162381211) and next prime (16162381271).

It can be written as a sum of positive squares in only one way, i.e., 15958005625 + 204375616 = 126325^2 + 14296^2 .

It is a cyclic number.

It is not a de Polignac number, because 16162381241 - 2¹⁰ = 16162380217 is a prime.

It is a super-2 number, since 2×16162381241² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (16162381211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8081190620 + 8081190621.

It is an arithmetic number, because the mean of its divisors is an integer number (8081190621).

Almost surely, 2^16162381241 is an apocalyptic number.

It is an amenable number.

16162381241 is a deficient number, since it is larger than the sum of its proper divisors (1).

16162381241 is an equidigital number, since it uses as much as digits as its factorization.

16162381241 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13824, while the sum is 35.

The spelling of 16162381241 in words is "sixteen billion, one hundred sixty-two million, three hundred eighty-one thousand, two hundred forty-one".