4806239406181 has 2 divisors, whose sum is σ = 4806239406182. Its totient is φ = 4806239406180.

The previous prime is 4806239406167. The next prime is 4806239406223. The reversal of 4806239406181 is 1816049326084.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3170055616225 + 1636183789956 = 1780465^2 + 1279134^2 .

It is a cyclic number.

It is not a de Polignac number, because 4806239406181 - 2¹⁵ = 4806239373413 is a prime.

It is a super-3 number, since 3×4806239406181³ (a number of 39 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4806239406281) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2403119703090 + 2403119703091.

It is an arithmetic number, because the mean of its divisors is an integer number (2403119703091).

Almost surely, 2^{4806239406181} is an apocalyptic number.

It is an amenable number.

4806239406181 is a deficient number, since it is larger than the sum of its proper divisors (1).

4806239406181 is an equidigital number, since it uses as much as digits as its factorization.

4806239406181 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1990656, while the sum is 52.

The spelling of 4806239406181 in words is "four trillion, eight hundred six billion, two hundred thirty-nine million, four hundred six thousand, one hundred eighty-one".