40023127810945 has 8 divisors (see below), whose sum is σ = 48028240425960. Its totient is φ = 32018177546880.

The previous prime is 40023127810933. The next prime is 40023127810999. The reversal of 40023127810945 is 54901872132004.

It can be written as a sum of positive squares in 4 ways, for example, as 392061317904 + 39631066493041 = 626148^2 + 6295321^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 40023127810945 - 2⁹ = 40023127810433 is a prime.

It is a super-3 number, since 3×40023127810945³ (a number of 42 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 40023127810895 and 40023127810904.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40044726 + ... + 41032015.

It is an arithmetic number, because the mean of its divisors is an integer number (6003530053245).

Almost surely, 2^{40023127810945} is an apocalyptic number.

It is an amenable number.

40023127810945 is a deficient number, since it is larger than the sum of its proper divisors (8005112615015).

40023127810945 is an equidigital number, since it uses as much as digits as its factorization.

40023127810945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81175475.

The product of its (nonzero) digits is 483840, while the sum is 46.

Adding to 40023127810945 its reverse (54901872132004), we get a palindrome (94924999942949).

The spelling of 40023127810945 in words is "forty trillion, twenty-three billion, one hundred twenty-seven million, eight hundred ten thousand, nine hundred forty-five".