41663121420 has 24 divisors (see below), whose sum is σ = 116656740144. Its totient is φ = 11110165696.

The previous prime is 41663121389. The next prime is 41663121457. The reversal of 41663121420 is 2412136614.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 347192619 + ... + 347192738.

It is an arithmetic number, because the mean of its divisors is an integer number (4860697506).

Almost surely, 2^41663121420 is an apocalyptic number.

It is an amenable number.

41663121420 is an abundant number, since it is smaller than the sum of its proper divisors (74993618724).

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

41663121420 is a wasteful number, since it uses less digits than its factorization.

41663121420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 694385369 (or 694385367 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 30.

The spelling of 41663121420 in words is "forty-one billion, six hundred sixty-three million, one hundred twenty-one thousand, four hundred twenty".