40844471938 has 24 divisors (see below), whose sum is σ = 64067845968. Its totient is φ = 19527740232.

The previous prime is 40844471911. The next prime is 40844471947. The reversal of 40844471938 is 83917444804.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4865781 + ... + 4874167.

It is an arithmetic number, because the mean of its divisors is an integer number (2669493582).

Almost surely, 2^40844471938 is an apocalyptic number.

40844471938 is a deficient number, since it is larger than the sum of its proper divisors (23223374030).

40844471938 is a wasteful number, since it uses less digits than its factorization.

40844471938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13038 (or 13015 counting only the distinct ones).

The product of its (nonzero) digits is 3096576, while the sum is 52.

The spelling of 40844471938 in words is "forty billion, eight hundred forty-four million, four hundred seventy-one thousand, nine hundred thirty-eight".