4461162611645 has 32 divisors (see below), whose sum is σ = 5657863633920. Its totient is φ = 3371632992000.

The previous prime is 4461162611617. The next prime is 4461162611677. The reversal of 4461162611645 is 5461162611644.

It is not a de Polignac number, because 4461162611645 - 2¹⁶ = 4461162546109 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4461162611645.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 2029520 + ... + 3611270.

It is an arithmetic number, because the mean of its divisors is an integer number (176808238560).

Almost surely, 2^{4461162611645} is an apocalyptic number.

It is an amenable number.

4461162611645 is a deficient number, since it is larger than the sum of its proper divisors (1196701022275).

4461162611645 is a wasteful number, since it uses less digits than its factorization.

4461162611645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1582205.

The product of its digits is 829440, while the sum is 47.

Subtracting 4461162611645 from its reverse (5461162611644), we obtain a palindrome (999999999999).

The spelling of 4461162611645 in words is "four trillion, four hundred sixty-one billion, one hundred sixty-two million, six hundred eleven thousand, six hundred forty-five".