40608037066 has 8 divisors (see below), whose sum is σ = 60913928484. Its totient is φ = 20303394240.

The previous prime is 40608037027. The next prime is 40608037069. The reversal of 40608037066 is 66073080604.

It can be written as a sum of positive squares in 2 ways, for example, as 23724932841 + 16883104225 = 154029^2 + 129935^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (40608037069) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 226095 + ... + 363778.

Almost surely, 2^40608037066 is an apocalyptic number.

40608037066 is a deficient number, since it is larger than the sum of its proper divisors (20305891418).

40608037066 is a wasteful number, since it uses less digits than its factorization.

40608037066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 624296.

The product of its (nonzero) digits is 145152, while the sum is 40.

The spelling of 40608037066 in words is "forty billion, six hundred eight million, thirty-seven thousand, sixty-six".