40023030071 has 2 divisors, whose sum is σ = 40023030072. Its totient is φ = 40023030070.

The previous prime is 40023030037. The next prime is 40023030127. The reversal of 40023030071 is 17003032004.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40023030071 - 2¹⁸ = 40022767927 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40023030371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20011515035 + 20011515036.

It is an arithmetic number, because the mean of its divisors is an integer number (20011515036).

Almost surely, 2^40023030071 is an apocalyptic number.

40023030071 is a deficient number, since it is larger than the sum of its proper divisors (1).

40023030071 is an equidigital number, since it uses as much as digits as its factorization.

40023030071 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 504, while the sum is 20.

Adding to 40023030071 its reverse (17003032004), we get a palindrome (57026062075).

The spelling of 40023030071 in words is "forty billion, twenty-three million, thirty thousand, seventy-one".