40543375168 has 14 divisors (see below), whose sum is σ = 80453260226. Its totient is φ = 20271687552.

The previous prime is 40543375153. The next prime is 40543375177. The reversal of 40543375168 is 86157334504.

It can be written as a sum of positive squares in only one way, i.e., 36209522944 + 4333852224 = 190288^2 + 65832^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 316745055 + ... + 316745182.

Almost surely, 2^40543375168 is an apocalyptic number.

It is an amenable number.

40543375168 is a deficient number, since it is larger than the sum of its proper divisors (39909885058).

40543375168 is an equidigital number, since it uses as much as digits as its factorization.

40543375168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 633490249 (or 633490239 counting only the distinct ones).

The product of its (nonzero) digits is 1209600, while the sum is 46.

The spelling of 40543375168 in words is "forty billion, five hundred forty-three million, three hundred seventy-five thousand, one hundred sixty-eight".