41501878643216 has 20 divisors (see below), whose sum is σ = 80460240509292. Its totient is φ = 20737945608576.

The previous prime is 41501878643213. The next prime is 41501878643261. The reversal of 41501878643216 is 61234687810514.

It can be written as a sum of positive squares in 2 ways, for example, as 9439150182400 + 32062728460816 = 3072320^2 + 5662396^2 .

It is not an unprimeable number, because it can be changed into a prime (41501878643213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 812080715 + ... + 812131818.

Almost surely, 2^{41501878643216} is an apocalyptic number.

It is an amenable number.

41501878643216 is a deficient number, since it is larger than the sum of its proper divisors (38958361866076).

41501878643216 is a wasteful number, since it uses less digits than its factorization.

41501878643216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1624214138 (or 1624214132 counting only the distinct ones).

The product of its (nonzero) digits is 7741440, while the sum is 56.

The spelling of 41501878643216 in words is "forty-one trillion, five hundred one billion, eight hundred seventy-eight million, six hundred forty-three thousand, two hundred sixteen".