41646216864 has 48 divisors (see below), whose sum is σ = 124938652608. Its totient is φ = 11898918912.

The previous prime is 41646216841. The next prime is 41646216929. The reversal of 41646216864 is 46861264614.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30986097 + ... + 30987440.

It is an arithmetic number, because the mean of its divisors is an integer number (2602888596).

Almost surely, 2^41646216864 is an apocalyptic number.

It is an amenable number.

41646216864 is an abundant number, since it is smaller than the sum of its proper divisors (83292435744).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

41646216864 is a wasteful number, since it uses less digits than its factorization.

41646216864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61973557 (or 61973549 counting only the distinct ones).

The product of its digits is 1327104, while the sum is 48.

The spelling of 41646216864 in words is "forty-one billion, six hundred forty-six million, two hundred sixteen thousand, eight hundred sixty-four".