41897639256 has 64 divisors (see below), whose sum is σ = 115712755200. Its totient is φ = 12535536000.

The previous prime is 41897639237. The next prime is 41897639257. The reversal of 41897639256 is 65293679814.

It is a self number, because there is not a number n which added to its sum of digits gives 41897639256.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41897639257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 983595 + ... + 1025306.

It is an arithmetic number, because the mean of its divisors is an integer number (1808011800).

Almost surely, 2^41897639256 is an apocalyptic number.

It is an amenable number.

41897639256 is an abundant number, since it is smaller than the sum of its proper divisors (73815115944).

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

41897639256 is a wasteful number, since it uses less digits than its factorization.

41897639256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2009000 (or 2008996 counting only the distinct ones).

The product of its digits is 19595520, while the sum is 60.

The spelling of 41897639256 in words is "forty-one billion, eight hundred ninety-seven million, six hundred thirty-nine thousand, two hundred fifty-six".