3779135025481 has 2 divisors, whose sum is σ = 3779135025482. Its totient is φ = 3779135025480.

The previous prime is 3779135025359. The next prime is 3779135025503. The reversal of 3779135025481 is 1845205319773.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3072602317456 + 706532708025 = 1752884^2 + 840555^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3779135025481 is a prime.

It is a super-2 number, since 2×3779135025481² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3779135025581) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1889567512740 + 1889567512741.

It is an arithmetic number, because the mean of its divisors is an integer number (1889567512741).

Almost surely, 2^{3779135025481} is an apocalyptic number.

It is an amenable number.

3779135025481 is a deficient number, since it is larger than the sum of its proper divisors (1).

3779135025481 is an equidigital number, since it uses as much as digits as its factorization.

3779135025481 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6350400, while the sum is 55.

The spelling of 3779135025481 in words is "three trillion, seven hundred seventy-nine billion, one hundred thirty-five million, twenty-five thousand, four hundred eighty-one".