142261647863 has 2 divisors, whose sum is σ = 142261647864. Its totient is φ = 142261647862.

The previous prime is 142261647839. The next prime is 142261647937. The reversal of 142261647863 is 368746162241.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 142261647863 - 2⁶ = 142261647799 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (142261647833) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71130823931 + 71130823932.

It is an arithmetic number, because the mean of its divisors is an integer number (71130823932).

Almost surely, 2^142261647863 is an apocalyptic number.

142261647863 is a deficient number, since it is larger than the sum of its proper divisors (1).

142261647863 is an equidigital number, since it uses as much as digits as its factorization.

142261647863 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2322432, while the sum is 50.

The spelling of 142261647863 in words is "one hundred forty-two billion, two hundred sixty-one million, six hundred forty-seven thousand, eight hundred sixty-three".