3123264465 has 12 divisors (see below), whose sum is σ = 5413658484. Its totient is φ = 1665741024.

The previous prime is 3123264427. The next prime is 3123264467. The reversal of 3123264465 is 5644623213.

3123264465 is a `hidden beast` number, since 3 + 1 + 2 + 3 + 2 + 644 + 6 + 5 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1638549441 + 1484715024 = 40479^2 + 38532^2 .

It is not a de Polignac number, because 3123264465 - 2¹⁰ = 3123263441 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3123264467) 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 11 ways as a sum of consecutive naturals, for example, 34702894 + ... + 34702983.

It is an arithmetic number, because the mean of its divisors is an integer number (451138207).

Almost surely, 2^3123264465 is an apocalyptic number.

It is an amenable number.

3123264465 is a deficient number, since it is larger than the sum of its proper divisors (2290394019).

3123264465 is a wasteful number, since it uses less digits than its factorization.

3123264465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69405888 (or 69405885 counting only the distinct ones).

The product of its digits is 103680, while the sum is 36.

The square root of 3123264465 is about 55886.1741846765. The cubic root of 3123264465 is about 1461.7381664467.

Adding to 3123264465 its reverse (5644623213), we get a palindrome (8767887678).

The spelling of 3123264465 in words is "three billion, one hundred twenty-three million, two hundred sixty-four thousand, four hundred sixty-five".