4062074980681 has 9 divisors (see below), whose sum is σ = 4075053434823. Its totient is φ = 4049137749360.

The previous prime is 4062074980651. The next prime is 4062074980699. The reversal of 4062074980681 is 1860894702604.

It is a happy number.

The square root of 4062074980681 is 2015459.

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

It can be written as a sum of positive squares in only one way, i.e., 914431275081 + 3147643705600 = 956259^2 + 1774160^2 .

It is not a de Polignac number, because 4062074980681 - 2²⁵ = 4062041426249 is a prime.

It is a super-2 number, since 2×4062074980681² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4062074980631) 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 8 ways as a sum of consecutive naturals, for example, 667113885 + ... + 667119973.

Almost surely, 2^{4062074980681} is an apocalyptic number.

4062074980681 is the 2015459-th square number.

4062074980681 is the 1007730-th centered octagonal number.

It is an amenable number.

4062074980681 is a deficient number, since it is larger than the sum of its proper divisors (12978454142).

4062074980681 is an frugal number, since it uses more digits than its factorization.

4062074980681 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12840 (or 6420 counting only the distinct ones).

The product of its (nonzero) digits is 4644864, while the sum is 55.

The spelling of 4062074980681 in words is "four trillion, sixty-two billion, seventy-four million, nine hundred eighty thousand, six hundred eighty-one".