40108641540168 has 64 divisors (see below), whose sum is σ = 106174362548160. Its totient is φ = 12582578302976.

The previous prime is 40108641540133. The next prime is 40108641540169. The reversal of 40108641540168 is 86104514680104.

It is not an unprimeable number, because it can be changed into a prime (40108641540169) 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 15 ways as a sum of consecutive naturals, for example, 7799671 + ... + 11876537.

It is an arithmetic number, because the mean of its divisors is an integer number (1658974414815).

Almost surely, 2^{40108641540168} is an apocalyptic number.

It is an amenable number.

40108641540168 is an abundant number, since it is smaller than the sum of its proper divisors (66065721007992).

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

40108641540168 is a wasteful number, since it uses less digits than its factorization.

40108641540168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4101006 (or 4101002 counting only the distinct ones).

The product of its (nonzero) digits is 737280, while the sum is 48.

The spelling of 40108641540168 in words is "forty trillion, one hundred eight billion, six hundred forty-one million, five hundred forty thousand, one hundred sixty-eight".