23126336465 has 16 divisors (see below), whose sum is σ = 27877374720. Its totient is φ = 18417315840.

The previous prime is 23126336353. The next prime is 23126336473. The reversal of 23126336465 is 56463362132.

It is not a de Polignac number, because 23126336465 - 2¹⁴ = 23126320081 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2399426 + ... + 2409044.

It is an arithmetic number, because the mean of its divisors is an integer number (1742335920).

Almost surely, 2^23126336465 is an apocalyptic number.

It is an amenable number.

23126336465 is a deficient number, since it is larger than the sum of its proper divisors (4751038255).

23126336465 is a wasteful number, since it uses less digits than its factorization.

23126336465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11752.

The product of its digits is 466560, while the sum is 41.

Adding to 23126336465 its reverse (56463362132), we get a palindrome (79589698597).

The spelling of 23126336465 in words is "twenty-three billion, one hundred twenty-six million, three hundred thirty-six thousand, four hundred sixty-five".