41368681647 has 12 divisors (see below), whose sum is σ = 59756579064. Its totient is φ = 27578282640.

The previous prime is 41368681643. The next prime is 41368681687. The reversal of 41368681647 is 74618686314.

41368681647 is a `hidden beast` number, since 413 + 6 + 8 + 68 + 164 + 7 = 666.

It is not a de Polignac number, because 41368681647 - 2² = 41368681643 is a prime.

It is a super-2 number, since 2×41368681647² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 41368681593 and 41368681602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41368681643) 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, 433372 + ... + 520142.

It is an arithmetic number, because the mean of its divisors is an integer number (4979714922).

Almost surely, 2^41368681647 is an apocalyptic number.

41368681647 is a deficient number, since it is larger than the sum of its proper divisors (18387897417).

41368681647 is a wasteful number, since it uses less digits than its factorization.

41368681647 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139750 (or 139747 counting only the distinct ones).

The product of its digits is 4644864, while the sum is 54.

The spelling of 41368681647 in words is "forty-one billion, three hundred sixty-eight million, six hundred eighty-one thousand, six hundred forty-seven".