40143233031752 has 64 divisors (see below), whose sum is σ = 77932028361600. Its totient is φ = 19362575232000.

The previous prime is 40143233031751. The next prime is 40143233031779. The reversal of 40143233031752 is 25713033234104.

It is a super-2 number, since 2×40143233031752² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40143233031751) 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 15 ways as a sum of consecutive naturals, for example, 1398168677 + ... + 1398197387.

It is an arithmetic number, because the mean of its divisors is an integer number (1217687943150).

Almost surely, 2^{40143233031752} is an apocalyptic number.

It is an amenable number.

40143233031752 is a deficient number, since it is larger than the sum of its proper divisors (37788795329848).

40143233031752 is a wasteful number, since it uses less digits than its factorization.

40143233031752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33798 (or 33794 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 38.

Adding to 40143233031752 its reverse (25713033234104), we get a palindrome (65856266265856).

The spelling of 40143233031752 in words is "forty trillion, one hundred forty-three billion, two hundred thirty-three million, thirty-one thousand, seven hundred fifty-two".