4851852974461 has 2 divisors, whose sum is σ = 4851852974462. Its totient is φ = 4851852974460.

The previous prime is 4851852974459. The next prime is 4851852974467. The reversal of 4851852974461 is 1644792581584.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4778132579236 + 73720395225 = 2185894^2 + 271515^2 .

It is a cyclic number.

It is not a de Polignac number, because 4851852974461 - 2¹ = 4851852974459 is a prime.

Together with 4851852974459, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 4851852974393 and 4851852974402.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4851852974467) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2425926487230 + 2425926487231.

It is an arithmetic number, because the mean of its divisors is an integer number (2425926487231).

Almost surely, 2^{4851852974461} is an apocalyptic number.

It is an amenable number.

4851852974461 is a deficient number, since it is larger than the sum of its proper divisors (1).

4851852974461 is an equidigital number, since it uses as much as digits as its factorization.

4851852974461 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 77414400, while the sum is 64.

The spelling of 4851852974461 in words is "four trillion, eight hundred fifty-one billion, eight hundred fifty-two million, nine hundred seventy-four thousand, four hundred sixty-one".