40051251143 has 2 divisors, whose sum is σ = 40051251144. Its totient is φ = 40051251142.

The previous prime is 40051251127. The next prime is 40051251151. The reversal of 40051251143 is 34115215004.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40051251143 - 2⁴ = 40051251127 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40051251193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20025625571 + 20025625572.

It is an arithmetic number, because the mean of its divisors is an integer number (20025625572).

Almost surely, 2^40051251143 is an apocalyptic number.

40051251143 is a deficient number, since it is larger than the sum of its proper divisors (1).

40051251143 is an equidigital number, since it uses as much as digits as its factorization.

40051251143 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2400, while the sum is 26.

Adding to 40051251143 its reverse (34115215004), we get a palindrome (74166466147).

The spelling of 40051251143 in words is "forty billion, fifty-one million, two hundred fifty-one thousand, one hundred forty-three".