41664433650 has 48 divisors (see below), whose sum is σ = 118088912064. Its totient is φ = 9523298880.

The previous prime is 41664433649. The next prime is 41664433703. The reversal of 41664433650 is 5633446614.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19839157 + ... + 19841256.

It is an arithmetic number, because the mean of its divisors is an integer number (2460185668).

Almost surely, 2^41664433650 is an apocalyptic number.

41664433650 is an abundant number, since it is smaller than the sum of its proper divisors (76424478414).

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

41664433650 is a wasteful number, since it uses less digits than its factorization.

41664433650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39680435 (or 39680430 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 42.

The spelling of 41664433650 in words is "forty-one billion, six hundred sixty-four million, four hundred thirty-three thousand, six hundred fifty".