5435261641 has 4 divisors (see below), whose sum is σ = 5754982932. Its totient is φ = 5115540352.

The previous prime is 5435261621. The next prime is 5435261669. The reversal of 5435261641 is 1461625345.

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 4461572025 + 973689616 = 66795^2 + 31204^2 .

It is a cyclic number.

It is not a de Polignac number, because 5435261641 - 2⁵ = 5435261609 is a prime.

It is a super-2 number, since 2×5435261641² = 59084138212252025762, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5435261641.

It is not an unprimeable number, because it can be changed into a prime (5435261621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 159860620 + ... + 159860653.

It is an arithmetic number, because the mean of its divisors is an integer number (1438745733).

Almost surely, 2^5435261641 is an apocalyptic number.

It is an amenable number.

5435261641 is a deficient number, since it is larger than the sum of its proper divisors (319721291).

5435261641 is a wasteful number, since it uses less digits than its factorization.

5435261641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 319721290.

The product of its digits is 86400, while the sum is 37.

The square root of 5435261641 is about 73724.2269610201. The cubic root of 5435261641 is about 1758.2210892245.

Adding to 5435261641 its reverse (1461625345), we get a palindrome (6896886986).

The spelling of 5435261641 in words is "five billion, four hundred thirty-five million, two hundred sixty-one thousand, six hundred forty-one".