466567668781 has 2 divisors, whose sum is σ = 466567668782. Its totient is φ = 466567668780.

The previous prime is 466567668757. The next prime is 466567668823. The reversal of 466567668781 is 187866765664.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 319610446281 + 146957222500 = 565341^2 + 383350^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-466567668781 is a prime.

It is a super-2 number, since 2×466567668781² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 466567668781.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (466567608781) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 233283834390 + 233283834391.

It is an arithmetic number, because the mean of its divisors is an integer number (233283834391).

Almost surely, 2^466567668781 is an apocalyptic number.

It is an amenable number.

466567668781 is a deficient number, since it is larger than the sum of its proper divisors (1).

466567668781 is an equidigital number, since it uses as much as digits as its factorization.

466567668781 is an evil number, because the sum of its binary digits is even.

The product of its digits is 487710720, while the sum is 70.

The spelling of 466567668781 in words is "four hundred sixty-six billion, five hundred sixty-seven million, six hundred sixty-eight thousand, seven hundred eighty-one".