413944904557 has 2 divisors, whose sum is σ = 413944904558. Its totient is φ = 413944904556.

The previous prime is 413944904543. The next prime is 413944904587. The reversal of 413944904557 is 755409449314.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 265148785476 + 148796119081 = 514926^2 + 385741^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-413944904557 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 413944904498 and 413944904507.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (413944904587) 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, 206972452278 + 206972452279.

It is an arithmetic number, because the mean of its divisors is an integer number (206972452279).

Almost surely, 2^413944904557 is an apocalyptic number.

It is an amenable number.

413944904557 is a deficient number, since it is larger than the sum of its proper divisors (1).

413944904557 is an equidigital number, since it uses as much as digits as its factorization.

413944904557 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10886400, while the sum is 55.

The spelling of 413944904557 in words is "four hundred thirteen billion, nine hundred forty-four million, nine hundred four thousand, five hundred fifty-seven".