41661463665 has 16 divisors (see below), whose sum is σ = 66697387200. Its totient is φ = 22206432192.

The previous prime is 41661463663. The next prime is 41661463691. The reversal of 41661463665 is 56636416614.

It is not a de Polignac number, because 41661463665 - 2¹ = 41661463663 is a prime.

It is not an unprimeable number, because it can be changed into a prime (41661463663) 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, 786955 + ... + 838224.

It is an arithmetic number, because the mean of its divisors is an integer number (4168586700).

Almost surely, 2^41661463665 is an apocalyptic number.

It is an amenable number.

41661463665 is a deficient number, since it is larger than the sum of its proper divisors (25035923535).

41661463665 is a wasteful number, since it uses less digits than its factorization.

41661463665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1626896.

The product of its digits is 1866240, while the sum is 48.

The spelling of 41661463665 in words is "forty-one billion, six hundred sixty-one million, four hundred sixty-three thousand, six hundred sixty-five".