41666979968 has 64 divisors (see below), whose sum is σ = 86445342720. Its totient is φ = 19982807040.

The previous prime is 41666979961. The next prime is 41666979979. The reversal of 41666979968 is 86997966614.

It is a tau number, because it is divible by the number of its divisors (64).

It is a super-2 number, since 2×41666979968² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (41666979961) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 401921 + ... + 494847.

It is an arithmetic number, because the mean of its divisors is an integer number (1350708480).

Almost surely, 2^41666979968 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 41666979968, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (43222671360).

41666979968 is an abundant number, since it is smaller than the sum of its proper divisors (44778362752).

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

41666979968 is a wasteful number, since it uses less digits than its factorization.

41666979968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93085 (or 93073 counting only the distinct ones).

The product of its digits is 211631616, while the sum is 71.

The spelling of 41666979968 in words is "forty-one billion, six hundred sixty-six million, nine hundred seventy-nine thousand, nine hundred sixty-eight".