400143132023263 has 2 divisors, whose sum is σ = 400143132023264. Its totient is φ = 400143132023262.

The previous prime is 400143132023161. The next prime is 400143132023281. The reversal of 400143132023263 is 362320231341004.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-400143132023263 is a prime.

It is a super-2 number, since 2×400143132023263² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (400143132020263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200071566011631 + 200071566011632.

It is an arithmetic number, because the mean of its divisors is an integer number (200071566011632).

Almost surely, 2^{400143132023263} is an apocalyptic number.

400143132023263 is a deficient number, since it is larger than the sum of its proper divisors (1).

400143132023263 is an equidigital number, since it uses as much as digits as its factorization.

400143132023263 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 62208, while the sum is 34.

Adding to 400143132023263 its reverse (362320231341004), we get a palindrome (762463363364267).

The spelling of 400143132023263 in words is "four hundred trillion, one hundred forty-three billion, one hundred thirty-two million, twenty-three thousand, two hundred sixty-three".