40023175427 has 2 divisors, whose sum is σ = 40023175428. Its totient is φ = 40023175426.

The previous prime is 40023175397. The next prime is 40023175433. The reversal of 40023175427 is 72457132004.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40023175427 - 2¹⁰ = 40023174403 is a prime.

It is a super-3 number, since 3×40023175427³ (a number of 33 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (40023175447) by changing a digit.

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 as a sum of consecutive naturals, namely, 20011587713 + 20011587714.

It is an arithmetic number, because the mean of its divisors is an integer number (20011587714).

Almost surely, 2^40023175427 is an apocalyptic number.

40023175427 is a deficient number, since it is larger than the sum of its proper divisors (1).

40023175427 is an equidigital number, since it uses as much as digits as its factorization.

40023175427 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 47040, while the sum is 35.

The spelling of 40023175427 in words is "forty billion, twenty-three million, one hundred seventy-five thousand, four hundred twenty-seven".