3682363889261 has 2 divisors, whose sum is σ = 3682363889262. Its totient is φ = 3682363889260.

The previous prime is 3682363889233. The next prime is 3682363889291. The reversal of 3682363889261 is 1629883632863.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3111628968361 + 570734920900 = 1763981^2 + 755470^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3682363889261 is a prime.

It is a super-2 number, since 2×3682363889261² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3682363889201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1841181944630 + 1841181944631.

It is an arithmetic number, because the mean of its divisors is an integer number (1841181944631).

Almost surely, 2^{3682363889261} is an apocalyptic number.

It is an amenable number.

3682363889261 is a deficient number, since it is larger than the sum of its proper divisors (1).

3682363889261 is an equidigital number, since it uses as much as digits as its factorization.

3682363889261 is an evil number, because the sum of its binary digits is even.

The product of its digits is 107495424, while the sum is 65.

The spelling of 3682363889261 in words is "three trillion, six hundred eighty-two billion, three hundred sixty-three million, eight hundred eighty-nine thousand, two hundred sixty-one".