40982884865 has 16 divisors (see below), whose sum is σ = 53349096528. Its totient is φ = 30043370496.

The previous prime is 40982884849. The next prime is 40982884871. The reversal of 40982884865 is 56848828904.

It can be written as a sum of positive squares in 8 ways, for example, as 5424617104 + 35558267761 = 73652^2 + 188569^2 .

It is a cyclic number.

It is not a de Polignac number, because 40982884865 - 2⁴ = 40982884849 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 40982884798 and 40982884807.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2292212 + ... + 2310021.

It is an arithmetic number, because the mean of its divisors is an integer number (3334318533).

Almost surely, 2^40982884865 is an apocalyptic number.

It is an amenable number.

40982884865 is a deficient number, since it is larger than the sum of its proper divisors (12366211663).

40982884865 is a wasteful number, since it uses less digits than its factorization.

40982884865 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4602388.

The product of its (nonzero) digits is 35389440, while the sum is 62.

The spelling of 40982884865 in words is "forty billion, nine hundred eighty-two million, eight hundred eighty-four thousand, eight hundred sixty-five".