40503703208 has 8 divisors (see below), whose sum is σ = 75944443530. Its totient is φ = 20251851600.

The previous prime is 40503703199. The next prime is 40503703213. The reversal of 40503703208 is 80230730504.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 23127718084 + 17375985124 = 152078^2 + 131818^2 .

It is a tau number, because it is divible by the number of its divisors (8).

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 as a sum of consecutive naturals, namely, 2531481443 + ... + 2531481458.

Almost surely, 2^40503703208 is an apocalyptic number.

It is an amenable number.

40503703208 is a deficient number, since it is larger than the sum of its proper divisors (35440740322).

40503703208 is a wasteful number, since it uses less digits than its factorization.

40503703208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5062962907 (or 5062962903 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 32.

The spelling of 40503703208 in words is "forty billion, five hundred three million, seven hundred three thousand, two hundred eight".