41681678409 has 16 divisors (see below), whose sum is σ = 70572154240. Its totient is φ = 23818101840.

The previous prime is 41681678407. The next prime is 41681678449. The reversal of 41681678409 is 90487618614.

41681678409 is a `hidden beast` number, since 4 + 168 + 1 + 6 + 78 + 409 = 666.

41681678409 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 41681678409 - 2¹ = 41681678407 is a prime.

It is not an unprimeable number, because it can be changed into a prime (41681678407) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 110268802 + ... + 110269179.

It is an arithmetic number, because the mean of its divisors is an integer number (4410759640).

Almost surely, 2^41681678409 is an apocalyptic number.

It is an amenable number.

41681678409 is a deficient number, since it is larger than the sum of its proper divisors (28890475831).

41681678409 is a wasteful number, since it uses less digits than its factorization.

41681678409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220537997 (or 220537991 counting only the distinct ones).

The product of its (nonzero) digits is 2322432, while the sum is 54.

The spelling of 41681678409 in words is "forty-one billion, six hundred eighty-one million, six hundred seventy-eight thousand, four hundred nine".