842485216141 has 2 divisors, whose sum is σ = 842485216142. Its totient is φ = 842485216140.

The previous prime is 842485216129. The next prime is 842485216201. The reversal of 842485216141 is 141612584248.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 754068193641 + 88417022500 = 868371^2 + 297350^2 .

It is a cyclic number.

It is not a de Polignac number, because 842485216141 - 2²¹ = 842483118989 is a prime.

It is a super-2 number, since 2×842485216141² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 842485216091 and 842485216100.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (842485216841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 421242608070 + 421242608071.

It is an arithmetic number, because the mean of its divisors is an integer number (421242608071).

Almost surely, 2^842485216141 is an apocalyptic number.

It is an amenable number.

842485216141 is a deficient number, since it is larger than the sum of its proper divisors (1).

842485216141 is an equidigital number, since it uses as much as digits as its factorization.

842485216141 is an evil number, because the sum of its binary digits is even.

The product of its digits is 491520, while the sum is 46.

The spelling of 842485216141 in words is "eight hundred forty-two billion, four hundred eighty-five million, two hundred sixteen thousand, one hundred forty-one".