10466261381 has 2 divisors, whose sum is σ = 10466261382. Its totient is φ = 10466261380.

The previous prime is 10466261363. The next prime is 10466261383. The reversal of 10466261381 is 18316266401.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9136492225 + 1329769156 = 95585^2 + 36466^2 .

It is an emirp because it is prime and its reverse (18316266401) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 10466261381 - 2³⁰ = 9392519557 is a prime.

It is a super-2 number, since 2×10466261381² (a number of 21 digits) contains 22 as substring.

Together with 10466261383, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10466261383) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5233130690 + 5233130691.

It is an arithmetic number, because the mean of its divisors is an integer number (5233130691).

Almost surely, 2^10466261381 is an apocalyptic number.

It is an amenable number.

10466261381 is a deficient number, since it is larger than the sum of its proper divisors (1).

10466261381 is an equidigital number, since it uses as much as digits as its factorization.

10466261381 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 41472, while the sum is 38.

The spelling of 10466261381 in words is "ten billion, four hundred sixty-six million, two hundred sixty-one thousand, three hundred eighty-one".