826574386061 has 2 divisors, whose sum is σ = 826574386062. Its totient is φ = 826574386060.

The previous prime is 826574385997. The next prime is 826574386139. The reversal of 826574386061 is 160683475628.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 445681748836 + 380892637225 = 667594^2 + 617165^2 .

It is a cyclic number.

It is not a de Polignac number, because 826574386061 - 2⁶ = 826574385997 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 826574385988 and 826574386006.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (826574386361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 413287193030 + 413287193031.

It is an arithmetic number, because the mean of its divisors is an integer number (413287193031).

Almost surely, 2^826574386061 is an apocalyptic number.

It is an amenable number.

826574386061 is a deficient number, since it is larger than the sum of its proper divisors (1).

826574386061 is an equidigital number, since it uses as much as digits as its factorization.

826574386061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11612160, while the sum is 56.

The spelling of 826574386061 in words is "eight hundred twenty-six billion, five hundred seventy-four million, three hundred eighty-six thousand, sixty-one".