40463649886 has 32 divisors (see below), whose sum is σ = 66619542528. Its totient is φ = 18279908640.

The previous prime is 40463649851. The next prime is 40463649893. The reversal of 40463649886 is 68894636404.

It is a self number, because there is not a number n which added to its sum of digits gives 40463649886.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4602651 + ... + 4611433.

It is an arithmetic number, because the mean of its divisors is an integer number (2081860704).

Almost surely, 2^40463649886 is an apocalyptic number.

40463649886 is a deficient number, since it is larger than the sum of its proper divisors (26155892642).

40463649886 is a wasteful number, since it uses less digits than its factorization.

40463649886 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10056.

The product of its (nonzero) digits is 23887872, while the sum is 58.

The spelling of 40463649886 in words is "forty billion, four hundred sixty-three million, six hundred forty-nine thousand, eight hundred eighty-six".