16362097810081 has 3 divisors (see below), whose sum is σ = 16362101855091. Its totient is φ = 16362093765072.

The previous prime is 16362097810049. The next prime is 16362097810099. The reversal of 16362097810081 is 18001879026361.

The square root of 16362097810081 is 4045009.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in only one way, i.e., 14408029315681 + 1954068494400 = 3795791^2 + 1397880^2 .

It is not a de Polignac number, because 16362097810081 - 2⁵ = 16362097810049 is a prime.

It is a super-2 number, since 2×16362097810081² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16362097810181) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 2022505 + ... + 6067513.

It is an arithmetic number, because the mean of its divisors is an integer number (5454033951697).

Almost surely, 2^{16362097810081} is an apocalyptic number.

16362097810081 is the 4045009-th square number.

16362097810081 is the 2022505-th centered octagonal number.

It is an amenable number.

16362097810081 is a deficient number, since it is larger than the sum of its proper divisors (4045010).

16362097810081 is an frugal number, since it uses more digits than its factorization.

16362097810081 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8090018 (or 4045009 counting only the distinct ones).

The product of its (nonzero) digits is 870912, while the sum is 52.

The spelling of 16362097810081 in words is "sixteen trillion, three hundred sixty-two billion, ninety-seven million, eight hundred ten thousand, eighty-one".