41663546479 has 2 divisors, whose sum is σ = 41663546480. Its totient is φ = 41663546478.

The previous prime is 41663546383. The next prime is 41663546513. The reversal of 41663546479 is 97464536614.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 41663546479 - 2¹⁵ = 41663513711 is a prime.

It is a super-2 number, since 2×41663546479² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (41663546779) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20831773239 + 20831773240.

It is an arithmetic number, because the mean of its divisors is an integer number (20831773240).

Almost surely, 2^41663546479 is an apocalyptic number.

41663546479 is a deficient number, since it is larger than the sum of its proper divisors (1).

41663546479 is an equidigital number, since it uses as much as digits as its factorization.

41663546479 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13063680, while the sum is 55.

The spelling of 41663546479 in words is "forty-one billion, six hundred sixty-three million, five hundred forty-six thousand, four hundred seventy-nine".