41666254146 has 128 divisors (see below), whose sum is σ = 102520857600. Its totient is φ = 12438074880.

The previous prime is 41666254139. The next prime is 41666254153. The reversal of 41666254146 is 64145266614.

It is an interprime number because it is at equal distance from previous prime (41666254139) and next prime (41666254153).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 20656530 + ... + 20658546.

It is an arithmetic number, because the mean of its divisors is an integer number (800944200).

Almost surely, 2^41666254146 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 41666254146, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (51260428800).

41666254146 is an abundant number, since it is smaller than the sum of its proper divisors (60854603454).

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

41666254146 is a wasteful number, since it uses less digits than its factorization.

41666254146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2541 (or 2535 counting only the distinct ones).

The product of its digits is 829440, while the sum is 45.

The spelling of 41666254146 in words is "forty-one billion, six hundred sixty-six million, two hundred fifty-four thousand, one hundred forty-six".