2481636823 has 2 divisors, whose sum is σ = 2481636824. Its totient is φ = 2481636822.

The previous prime is 2481636821. The next prime is 2481636841. The reversal of 2481636823 is 3286361842.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2481636823 - 2¹ = 2481636821 is a prime.

Together with 2481636821, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 2481636823.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2481636821) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1240818411 + 1240818412.

It is an arithmetic number, because the mean of its divisors is an integer number (1240818412).

Almost surely, 2^2481636823 is an apocalyptic number.

2481636823 is a deficient number, since it is larger than the sum of its proper divisors (1).

2481636823 is an equidigital number, since it uses as much as digits as its factorization.

2481636823 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 331776, while the sum is 43.

The square root of 2481636823 is about 49816.0297795800. The cubic root of 2481636823 is about 1353.8776166907.

The spelling of 2481636823 in words is "two billion, four hundred eighty-one million, six hundred thirty-six thousand, eight hundred twenty-three".