3556266154241 has 2 divisors, whose sum is σ = 3556266154242. Its totient is φ = 3556266154240.

The previous prime is 3556266154219. The next prime is 3556266154247. The reversal of 3556266154241 is 1424516626553.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3314493330625 + 241772823616 = 1820575^2 + 491704^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3556266154241 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3556266154241.

It is not a weakly prime, because it can be changed into another prime (3556266154247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1778133077120 + 1778133077121.

It is an arithmetic number, because the mean of its divisors is an integer number (1778133077121).

Almost surely, 2^{3556266154241} is an apocalyptic number.

It is an amenable number.

3556266154241 is a deficient number, since it is larger than the sum of its proper divisors (1).

3556266154241 is an equidigital number, since it uses as much as digits as its factorization.

3556266154241 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5184000, while the sum is 50.

The spelling of 3556266154241 in words is "three trillion, five hundred fifty-six billion, two hundred sixty-six million, one hundred fifty-four thousand, two hundred forty-one".