40147168833 has 32 divisors (see below), whose sum is σ = 59925600000. Its totient is φ = 26563718016.

The previous prime is 40147168813. The next prime is 40147168837. The reversal of 40147168833 is 33886174104.

40147168833 is a `hidden beast` number, since 40 + 1 + 471 + 68 + 83 + 3 = 666.

It is not a de Polignac number, because 40147168833 - 2¹⁸ = 40146906689 is a prime.

It is a super-2 number, since 2×40147168833² (a number of 22 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (40147168837) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2188423 + ... + 2206691.

It is an arithmetic number, because the mean of its divisors is an integer number (1872675000).

Almost surely, 2^40147168833 is an apocalyptic number.

It is an amenable number.

40147168833 is a deficient number, since it is larger than the sum of its proper divisors (19778431167).

40147168833 is a wasteful number, since it uses less digits than its factorization.

40147168833 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18886 (or 18880 counting only the distinct ones).

The product of its (nonzero) digits is 387072, while the sum is 45.

The spelling of 40147168833 in words is "forty billion, one hundred forty-seven million, one hundred sixty-eight thousand, eight hundred thirty-three".