40671840244 has 36 divisors (see below), whose sum is σ = 82848728676. Its totient is φ = 17419739904.

The previous prime is 40671840229. The next prime is 40671840269. The reversal of 40671840244 is 44204817604.

It can be written as a sum of positive squares in 2 ways, for example, as 10936976400 + 29734863844 = 104580^2 + 172438^2 .

It is a junction number, because it is equal to n+sod(n) for n = 40671840197 and 40671840206.

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 11 ways as a sum of consecutive naturals, for example, 248044 + ... + 377980.

Almost surely, 2^40671840244 is an apocalyptic number.

It is an amenable number.

40671840244 is an abundant number, since it is smaller than the sum of its proper divisors (42176888432).

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

40671840244 is a wasteful number, since it uses less digits than its factorization.

40671840244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131552 (or 131543 counting only the distinct ones).

The product of its (nonzero) digits is 172032, while the sum is 40.

The spelling of 40671840244 in words is "forty billion, six hundred seventy-one million, eight hundred forty thousand, two hundred forty-four".