142001268667 has 2 divisors, whose sum is σ = 142001268668. Its totient is φ = 142001268666.

The previous prime is 142001268653. The next prime is 142001268671. The reversal of 142001268667 is 766862100241.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-142001268667 is a prime.

It is not a weakly prime, because it can be changed into another prime (142001238667) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71000634333 + 71000634334.

It is an arithmetic number, because the mean of its divisors is an integer number (71000634334).

Almost surely, 2^142001268667 is an apocalyptic number.

142001268667 is a deficient number, since it is larger than the sum of its proper divisors (1).

142001268667 is an equidigital number, since it uses as much as digits as its factorization.

142001268667 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 193536, while the sum is 43.

The spelling of 142001268667 in words is "one hundred forty-two billion, one million, two hundred sixty-eight thousand, six hundred sixty-seven".