40985608852 has 24 divisors (see below), whose sum is σ = 75528383840. Its totient is φ = 19406887200.

The previous prime is 40985608849. The next prime is 40985608903. The reversal of 40985608852 is 25880658904.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 40985608793 and 40985608802.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 102727 + ... + 304177.

Almost surely, 2^40985608852 is an apocalyptic number.

It is an amenable number.

40985608852 is a deficient number, since it is larger than the sum of its proper divisors (34542774988).

40985608852 is a wasteful number, since it uses less digits than its factorization.

40985608852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204151 (or 204149 counting only the distinct ones).

The product of its (nonzero) digits is 5529600, while the sum is 55.

The spelling of 40985608852 in words is "forty billion, nine hundred eighty-five million, six hundred eight thousand, eight hundred fifty-two".