142446632422 has 8 divisors (see below), whose sum is σ = 213877197072. Its totient is φ = 71154233400.

The previous prime is 142446632413. The next prime is 142446632423. The reversal of 142446632422 is 224236644241.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142446632423) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34538829 + ... + 34542952.

It is an arithmetic number, because the mean of its divisors is an integer number (26734649634).

Almost surely, 2^142446632422 is an apocalyptic number.

142446632422 is a deficient number, since it is larger than the sum of its proper divisors (71430564650).

142446632422 is a wasteful number, since it uses less digits than its factorization.

142446632422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69082814.

The product of its digits is 442368, while the sum is 40.

The spelling of 142446632422 in words is "one hundred forty-two billion, four hundred forty-six million, six hundred thirty-two thousand, four hundred twenty-two".