3280224475481 has 2 divisors, whose sum is σ = 3280224475482. Its totient is φ = 3280224475480.

The previous prime is 3280224475427. The next prime is 3280224475543. The reversal of 3280224475481 is 1845744220823.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3279413137225 + 811338256 = 1810915^2 + 28484^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3280224475481 is a prime.

It is a super-2 number, since 2×3280224475481² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3280224475081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1640112237740 + 1640112237741.

It is an arithmetic number, because the mean of its divisors is an integer number (1640112237741).

Almost surely, 2^{3280224475481} is an apocalyptic number.

It is an amenable number.

3280224475481 is a deficient number, since it is larger than the sum of its proper divisors (1).

3280224475481 is an equidigital number, since it uses as much as digits as its factorization.

3280224475481 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3440640, while the sum is 50.

The spelling of 3280224475481 in words is "three trillion, two hundred eighty billion, two hundred twenty-four million, four hundred seventy-five thousand, four hundred eighty-one".