4894849481823 has 32 divisors (see below), whose sum is σ = 8329222016000. Its totient is φ = 2783001263328.

The previous prime is 4894849481783. The next prime is 4894849481833. The reversal of 4894849481823 is 3281849484984.

It is a happy number.

4894849481823 is a `hidden beast` number, since 4 + 89 + 4 + 8 + 49 + 481 + 8 + 23 = 666.

It is not a de Polignac number, because 4894849481823 - 2¹⁴ = 4894849465439 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 (4894849481833) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 65034436 + ... + 65109657.

It is an arithmetic number, because the mean of its divisors is an integer number (260288188000).

Almost surely, 2^{4894849481823} is an apocalyptic number.

4894849481823 is a deficient number, since it is larger than the sum of its proper divisors (3434372534177).

4894849481823 is a wasteful number, since it uses less digits than its factorization.

4894849481823 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130144308 (or 130144302 counting only the distinct ones).

The product of its digits is 509607936, while the sum is 72.

The spelling of 4894849481823 in words is "four trillion, eight hundred ninety-four billion, eight hundred forty-nine million, four hundred eighty-one thousand, eight hundred twenty-three".