41668518494 has 4 divisors (see below), whose sum is σ = 62502777744. Its totient is φ = 20834259246.

The previous prime is 41668518473. The next prime is 41668518503. The reversal of 41668518494 is 49481586614.

It is a happy number.

41668518494 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10417129622 + ... + 10417129625.

It is an arithmetic number, because the mean of its divisors is an integer number (15625694436).

Almost surely, 2^41668518494 is an apocalyptic number.

41668518494 is a deficient number, since it is larger than the sum of its proper divisors (20834259250).

41668518494 is a wasteful number, since it uses less digits than its factorization.

41668518494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20834259249.

The product of its digits is 6635520, while the sum is 56.

The spelling of 41668518494 in words is "forty-one billion, six hundred sixty-eight million, five hundred eighteen thousand, four hundred ninety-four".