41430109509 has 12 divisors (see below), whose sum is σ = 59848413196. Its totient is φ = 27617801472.

The previous prime is 41430109459. The next prime is 41430109541. The reversal of 41430109509 is 90590103414.

It is a happy number.

41430109509 is a `hidden beast` number, since 4 + 1 + 43 + 0 + 109 + 509 = 666.

41430109509 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 37673645409 + 3756464100 = 194097^2 + 61290^2 .

It is not a de Polignac number, because 41430109509 - 2⁹ = 41430108997 is a prime.

It is a super-3 number, since 3×41430109509³ (a number of 33 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41430109549) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 69814 + ... + 296199.

Almost surely, 2^41430109509 is an apocalyptic number.

It is an amenable number.

41430109509 is a deficient number, since it is larger than the sum of its proper divisors (18418303687).

41430109509 is a wasteful number, since it uses less digits than its factorization.

41430109509 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 378596 (or 378593 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 36.

The spelling of 41430109509 in words is "forty-one billion, four hundred thirty million, one hundred nine thousand, five hundred nine".