140143216651 has 2 divisors, whose sum is σ = 140143216652. Its totient is φ = 140143216650.

The previous prime is 140143216597. The next prime is 140143216669. The reversal of 140143216651 is 156612341041.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 140143216651 - 2⁹ = 140143216139 is a prime.

It is not a weakly prime, because it can be changed into another prime (140143516651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70071608325 + 70071608326.

It is an arithmetic number, because the mean of its divisors is an integer number (70071608326).

Almost surely, 2^140143216651 is an apocalyptic number.

140143216651 is a deficient number, since it is larger than the sum of its proper divisors (1).

140143216651 is an equidigital number, since it uses as much as digits as its factorization.

140143216651 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17280, while the sum is 34.

Adding to 140143216651 its reverse (156612341041), we get a palindrome (296755557692).

The spelling of 140143216651 in words is "one hundred forty billion, one hundred forty-three million, two hundred sixteen thousand, six hundred fifty-one".