12526633065 has 16 divisors (see below), whose sum is σ = 20045927808. Its totient is φ = 6679766016.

The previous prime is 12526633003. The next prime is 12526633079. The reversal of 12526633065 is 56033662521.

It is not a de Polignac number, because 12526633065 - 2⁶ = 12526633001 is a prime.

It is a Curzon number.

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, 29164 + ... + 160946.

It is an arithmetic number, because the mean of its divisors is an integer number (1252870488).

Almost surely, 2^12526633065 is an apocalyptic number.

12526633065 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

12526633065 is a deficient number, since it is larger than the sum of its proper divisors (7519294743).

12526633065 is a wasteful number, since it uses less digits than its factorization.

12526633065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138128.

The product of its (nonzero) digits is 194400, while the sum is 39.

The spelling of 12526633065 in words is "twelve billion, five hundred twenty-six million, six hundred thirty-three thousand, sixty-five".