2331106645 has 24 divisors (see below), whose sum is σ = 3268323000. Its totient is φ = 1591454592.

The previous prime is 2331106627. The next prime is 2331106651. The reversal of 2331106645 is 5466011332.

It can be written as a sum of positive squares in 4 ways, for example, as 181764324 + 2149342321 = 13482^2 + 46361^2 .

It is not a de Polignac number, because 2331106645 - 2¹⁹ = 2330582357 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 35331 + ... + 76879.

It is an arithmetic number, because the mean of its divisors is an integer number (136180125).

Almost surely, 2^2331106645 is an apocalyptic number.

It is an amenable number.

2331106645 is a deficient number, since it is larger than the sum of its proper divisors (937216355).

2331106645 is a wasteful number, since it uses less digits than its factorization.

2331106645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41797 (or 41790 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 2331106645 is about 48281.5352386396. The cubic root of 2331106645 is about 1325.9303578632.

Adding to 2331106645 its reverse (5466011332), we get a palindrome (7797117977).

The spelling of 2331106645 in words is "two billion, three hundred thirty-one million, one hundred six thousand, six hundred forty-five".