142446632423 has 2 divisors, whose sum is σ = 142446632424. Its totient is φ = 142446632422.

The previous prime is 142446632413. The next prime is 142446632437. The reversal of 142446632423 is 324236644241.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 142446632423 - 2¹⁸ = 142446370279 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (142446632413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71223316211 + 71223316212.

It is an arithmetic number, because the mean of its divisors is an integer number (71223316212).

Almost surely, 2^142446632423 is an apocalyptic number.

142446632423 is a deficient number, since it is larger than the sum of its proper divisors (1).

142446632423 is an equidigital number, since it uses as much as digits as its factorization.

142446632423 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 663552, while the sum is 41.

The spelling of 142446632423 in words is "one hundred forty-two billion, four hundred forty-six million, six hundred thirty-two thousand, four hundred twenty-three".