894656041433041 has 2 divisors, whose sum is σ = 894656041433042. Its totient is φ = 894656041433040.

The previous prime is 894656041432957. The next prime is 894656041433059. The reversal of 894656041433041 is 140334140656498.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 869785672952641 + 24870368480400 = 29492129^2 + 4987020^2 .

It is a cyclic number.

It is not a de Polignac number, because 894656041433041 - 2²⁵ = 894656007878609 is a prime.

It is not a weakly prime, because it can be changed into another prime (894656041433071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 447328020716520 + 447328020716521.

It is an arithmetic number, because the mean of its divisors is an integer number (447328020716521).

Almost surely, 2^{894656041433041} is an apocalyptic number.

It is an amenable number.

894656041433041 is a deficient number, since it is larger than the sum of its proper divisors (1).

894656041433041 is an equidigital number, since it uses as much as digits as its factorization.

894656041433041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 29859840, while the sum is 58.

The spelling of 894656041433041 in words is "eight hundred ninety-four trillion, six hundred fifty-six billion, forty-one million, four hundred thirty-three thousand, forty-one".