233826499449 has 6 divisors (see below), whose sum is σ = 337749388106. Its totient is φ = 155884332960.

The previous prime is 233826499421. The next prime is 233826499463. The reversal of 233826499449 is 944994628332.

233826499449 is a `hidden beast` number, since 23 + 3 + 82 + 6 + 4 + 99 + 449 = 666.

It can be written as a sum of positive squares in only one way, i.e., 194481000000 + 39345499449 = 441000^2 + 198357^2 .

It is not a de Polignac number, because 233826499449 - 2¹⁹ = 233825975161 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (233826498449) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 12990361072 + ... + 12990361089.

Almost surely, 2^233826499449 is an apocalyptic number.

It is an amenable number.

233826499449 is a deficient number, since it is larger than the sum of its proper divisors (103922888657).

233826499449 is a wasteful number, since it uses less digits than its factorization.

233826499449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25980722167 (or 25980722164 counting only the distinct ones).

The product of its digits is 80621568, while the sum is 63.

The spelling of 233826499449 in words is "two hundred thirty-three billion, eight hundred twenty-six million, four hundred ninety-nine thousand, four hundred forty-nine".