10365423205481 has 4 divisors (see below), whose sum is σ = 10975153982292. Its totient is φ = 9755692428672.

The previous prime is 10365423205451. The next prime is 10365423205499. The reversal of 10365423205481 is 18450232456301.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 8208883963225 + 2156539242256 = 2865115^2 + 1468516^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10365423205481 is a prime.

It is a super-2 number, since 2×10365423205481² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10365423205451) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 304865388380 + ... + 304865388413.

It is an arithmetic number, because the mean of its divisors is an integer number (2743788495573).

Almost surely, 2^{10365423205481} is an apocalyptic number.

It is an amenable number.

10365423205481 is a deficient number, since it is larger than the sum of its proper divisors (609730776811).

10365423205481 is an equidigital number, since it uses as much as digits as its factorization.

10365423205481 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 609730776810.

The product of its (nonzero) digits is 691200, while the sum is 44.

The spelling of 10365423205481 in words is "ten trillion, three hundred sixty-five billion, four hundred twenty-three million, two hundred five thousand, four hundred eighty-one".