41432563665 has 16 divisors (see below), whose sum is σ = 73657891200. Its totient is φ = 22097367216.

The previous prime is 41432563651. The next prime is 41432563687. The reversal of 41432563665 is 56636523414.

41432563665 is a `hidden beast` number, since 4 + 1 + 4 + 3 + 2 + 5 + 636 + 6 + 5 = 666.

It is not a de Polignac number, because 41432563665 - 2⁸ = 41432563409 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 41432563665.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 153453805 + ... + 153454074.

It is an arithmetic number, because the mean of its divisors is an integer number (4603618200).

Almost surely, 2^41432563665 is an apocalyptic number.

41432563665 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

41432563665 is a deficient number, since it is larger than the sum of its proper divisors (32225327535).

41432563665 is a wasteful number, since it uses less digits than its factorization.

41432563665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 306907893 (or 306907887 counting only the distinct ones).

The product of its digits is 1555200, while the sum is 45.

The spelling of 41432563665 in words is "forty-one billion, four hundred thirty-two million, five hundred sixty-three thousand, six hundred sixty-five".