885615231841 has 2 divisors, whose sum is σ = 885615231842. Its totient is φ = 885615231840.

The previous prime is 885615231821. The next prime is 885615231871. The reversal of 885615231841 is 148132516588.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 703047033441 + 182568198400 = 838479^2 + 427280^2 .

It is a cyclic number.

It is not a de Polignac number, because 885615231841 - 2³¹ = 883467748193 is a prime.

It is not a weakly prime, because it can be changed into another prime (885615231811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 442807615920 + 442807615921.

It is an arithmetic number, because the mean of its divisors is an integer number (442807615921).

Almost surely, 2^885615231841 is an apocalyptic number.

It is an amenable number.

885615231841 is a deficient number, since it is larger than the sum of its proper divisors (1).

885615231841 is an equidigital number, since it uses as much as digits as its factorization.

885615231841 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1843200, while the sum is 52.

The spelling of 885615231841 in words is "eight hundred eighty-five billion, six hundred fifteen million, two hundred thirty-one thousand, eight hundred forty-one".