23656441449 has 8 divisors (see below), whose sum is σ = 31542632352. Its totient is φ = 15770605760.

The previous prime is 23656441441. The next prime is 23656441451. The reversal of 23656441449 is 94414465632.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 23656441449 - 2³ = 23656441441 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23656441398 and 23656441407.

It is not an unprimeable number, because it can be changed into a prime (23656441441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 220042 + ... + 309404.

It is an arithmetic number, because the mean of its divisors is an integer number (3942829044).

Almost surely, 2^23656441449 is an apocalyptic number.

It is an amenable number.

23656441449 is a deficient number, since it is larger than the sum of its proper divisors (7886190903).

23656441449 is an equidigital number, since it uses as much as digits as its factorization.

23656441449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177607.

The product of its digits is 2488320, while the sum is 48.

The spelling of 23656441449 in words is "twenty-three billion, six hundred fifty-six million, four hundred forty-one thousand, four hundred forty-nine".