40300142330243 has 2 divisors, whose sum is σ = 40300142330244. Its totient is φ = 40300142330242.

The previous prime is 40300142330197. The next prime is 40300142330263. The reversal of 40300142330243 is 34203324100304.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40300142330243 - 2³⁰ = 40299068588419 is a prime.

It is not a weakly prime, because it can be changed into another prime (40300142330263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20150071165121 + 20150071165122.

It is an arithmetic number, because the mean of its divisors is an integer number (20150071165122).

Almost surely, 2^{40300142330243} is an apocalyptic number.

40300142330243 is a deficient number, since it is larger than the sum of its proper divisors (1).

40300142330243 is an equidigital number, since it uses as much as digits as its factorization.

40300142330243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20736, while the sum is 29.

Adding to 40300142330243 its reverse (34203324100304), we get a palindrome (74503466430547).

The spelling of 40300142330243 in words is "forty trillion, three hundred billion, one hundred forty-two million, three hundred thirty thousand, two hundred forty-three".