12452536613 has 16 divisors (see below), whose sum is σ = 13862710656. Its totient is φ = 11089391040.

The previous prime is 12452536609. The next prime is 12452536633. The reversal of 12452536613 is 31663525421.

It is a cyclic number.

It is not a de Polignac number, because 12452536613 - 2² = 12452536609 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12452536633) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 360695 + ... + 393707.

It is an arithmetic number, because the mean of its divisors is an integer number (866419416).

Almost surely, 2^12452536613 is an apocalyptic number.

It is an amenable number.

12452536613 is a deficient number, since it is larger than the sum of its proper divisors (1410174043).

12452536613 is a wasteful number, since it uses less digits than its factorization.

12452536613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33724.

The product of its digits is 129600, while the sum is 38.

The spelling of 12452536613 in words is "twelve billion, four hundred fifty-two million, five hundred thirty-six thousand, six hundred thirteen".