40163633750745 has 24 divisors (see below), whose sum is σ = 71498504770056. Its totient is φ = 20841669404928.

The previous prime is 40163633750707. The next prime is 40163633750789. The reversal of 40163633750745 is 54705733636104.

It is a happy number.

40163633750745 is a `hidden beast` number, since 4 + 0 + 1 + 6 + 3 + 63 + 37 + 507 + 45 = 666.

40163633750745 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 1655813062656 + 38507820688089 = 1286784^2 + 6205467^2 .

It is not a de Polignac number, because 40163633750745 - 2⁸ = 40163633750489 is a prime.

It is a super-2 number, since 2×40163633750745² (a number of 28 digits) contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 40163633750691 and 40163633750700.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12061149612 + ... + 12061152941.

It is an arithmetic number, because the mean of its divisors is an integer number (2979104365419).

Almost surely, 2^{40163633750745} is an apocalyptic number.

40163633750745 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

40163633750745 is a deficient number, since it is larger than the sum of its proper divisors (31334871019311).

40163633750745 is a wasteful number, since it uses less digits than its factorization.

40163633750745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24122302601 (or 24122302598 counting only the distinct ones).

The product of its (nonzero) digits is 19051200, while the sum is 54.

The spelling of 40163633750745 in words is "forty trillion, one hundred sixty-three billion, six hundred thirty-three million, seven hundred fifty thousand, seven hundred forty-five".