4834816742821 has 16 divisors (see below), whose sum is σ = 5339732767488. Its totient is φ = 4349147184000.

The previous prime is 4834816742809. The next prime is 4834816742911. The reversal of 4834816742821 is 1282476184384.

It is a cyclic number.

It is not a de Polignac number, because 4834816742821 - 2¹¹ = 4834816740773 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 (4834816742221) 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, 4640505 + ... + 5586046.

It is an arithmetic number, because the mean of its divisors is an integer number (333733297968).

Almost surely, 2^{4834816742821} is an apocalyptic number.

4834816742821 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

It is an amenable number.

4834816742821 is a deficient number, since it is larger than the sum of its proper divisors (504916024667).

4834816742821 is a wasteful number, since it uses less digits than its factorization.

4834816742821 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10227492.

The product of its digits is 16515072, while the sum is 58.

The spelling of 4834816742821 in words is "four trillion, eight hundred thirty-four billion, eight hundred sixteen million, seven hundred forty-two thousand, eight hundred twenty-one".