4926556861 has 2 divisors, whose sum is σ = 4926556862. Its totient is φ = 4926556860.

The previous prime is 4926556751. The next prime is 4926556879. The reversal of 4926556861 is 1686556294.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4909664761 + 16892100 = 70069^2 + 4110^2 .

It is a cyclic number.

It is not a de Polignac number, because 4926556861 - 2²³ = 4918168253 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4926556799 and 4926556808.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4926556961) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2463278430 + 2463278431.

It is an arithmetic number, because the mean of its divisors is an integer number (2463278431).

Almost surely, 2^4926556861 is an apocalyptic number.

It is an amenable number.

4926556861 is a deficient number, since it is larger than the sum of its proper divisors (1).

4926556861 is an equidigital number, since it uses as much as digits as its factorization.

4926556861 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3110400, while the sum is 52.

The square root of 4926556861 is about 70189.4355369809. The cubic root of 4926556861 is about 1701.5622157492.

The spelling of 4926556861 in words is "four billion, nine hundred twenty-six million, five hundred fifty-six thousand, eight hundred sixty-one".