862066438141 has 2 divisors, whose sum is σ = 862066438142. Its totient is φ = 862066438140.

The previous prime is 862066438061. The next prime is 862066438147. The reversal of 862066438141 is 141834660268.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 570281728900 + 291784709241 = 755170^2 + 540171^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-862066438141 is a prime.

It is a super-2 number, since 2×862066438141² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (862066438147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 431033219070 + 431033219071.

It is an arithmetic number, because the mean of its divisors is an integer number (431033219071).

Almost surely, 2^862066438141 is an apocalyptic number.

It is an amenable number.

862066438141 is a deficient number, since it is larger than the sum of its proper divisors (1).

862066438141 is an equidigital number, since it uses as much as digits as its factorization.

862066438141 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1327104, while the sum is 49.

The spelling of 862066438141 in words is "eight hundred sixty-two billion, sixty-six million, four hundred thirty-eight thousand, one hundred forty-one".