12023633065 has 24 divisors (see below), whose sum is σ = 15193506888. Its totient is φ = 9133259520.

The previous prime is 12023633057. The next prime is 12023633071. The reversal of 12023633065 is 56033632021.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1292330601 + 10731302464 = 35949^2 + 103592^2 .

It is not a de Polignac number, because 12023633065 - 2³ = 12023633057 is a prime.

It is a super-2 number, since 2×12023633065² (a number of 21 digits) contains 22 as substring.

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, 345775 + ... + 378955.

It is an arithmetic number, because the mean of its divisors is an integer number (633062787).

Almost surely, 2^12023633065 is an apocalyptic number.

It is an amenable number.

12023633065 is a deficient number, since it is larger than the sum of its proper divisors (3169873823).

12023633065 is a wasteful number, since it uses less digits than its factorization.

12023633065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33369 (or 33346 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 31.

The spelling of 12023633065 in words is "twelve billion, twenty-three million, six hundred thirty-three thousand, sixty-five".