41312878917 has 4 divisors (see below), whose sum is σ = 55083838560. Its totient is φ = 27541919276.

The previous prime is 41312878897. The next prime is 41312878927. The reversal of 41312878917 is 71987821314.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 41312878917 - 2⁶ = 41312878853 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 41312878917.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41312878927) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6885479817 + ... + 6885479822.

It is an arithmetic number, because the mean of its divisors is an integer number (13770959640).

Almost surely, 2^41312878917 is an apocalyptic number.

It is an amenable number.

41312878917 is a deficient number, since it is larger than the sum of its proper divisors (13770959643).

41312878917 is a wasteful number, since it uses less digits than its factorization.

41312878917 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13770959642.

The product of its digits is 677376, while the sum is 51.

The spelling of 41312878917 in words is "forty-one billion, three hundred twelve million, eight hundred seventy-eight thousand, nine hundred seventeen".