4501265641 has 4 divisors (see below), whose sum is σ = 4501655892. Its totient is φ = 4500875392.

The previous prime is 4501265591. The next prime is 4501265663. The reversal of 4501265641 is 1465621054.

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 4078099600 + 423166041 = 63860^2 + 20571^2 .

It is a cyclic number.

It is not a de Polignac number, because 4501265641 - 2¹¹ = 4501263593 is a prime.

It is a super-2 number, since 2×4501265641² = 40522784741694281762, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4501265597 and 4501265606.

It is not an unprimeable number, because it can be changed into a prime (4501265141) 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, 177280 + ... + 201073.

It is an arithmetic number, because the mean of its divisors is an integer number (1125413973).

Almost surely, 2^4501265641 is an apocalyptic number.

It is an amenable number.

4501265641 is a deficient number, since it is larger than the sum of its proper divisors (390251).

4501265641 is a wasteful number, since it uses less digits than its factorization.

4501265641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 390250.

The product of its (nonzero) digits is 28800, while the sum is 34.

The square root of 4501265641 is about 67091.4721928205. The cubic root of 4501265641 is about 1651.1183897353.

Adding to 4501265641 its reverse (1465621054), we get a palindrome (5966886695).

The spelling of 4501265641 in words is "four billion, five hundred one million, two hundred sixty-five thousand, six hundred forty-one".