142424402213391 has 8 divisors (see below), whose sum is σ = 189971325712560. Its totient is φ = 94913540094912.

The previous prime is 142424402213381. The next prime is 142424402213393. The reversal of 142424402213391 is 193312204424241.

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

It is not a de Polignac number, because 142424402213391 - 2³¹ = 142422254729743 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142424402213393) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9015335956 + ... + 9015351753.

It is an arithmetic number, because the mean of its divisors is an integer number (23746415714070).

Almost surely, 2^{142424402213391} is an apocalyptic number.

142424402213391 is a deficient number, since it is larger than the sum of its proper divisors (47546923499169).

142424402213391 is a wasteful number, since it uses less digits than its factorization.

142424402213391 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18030690345.

The product of its (nonzero) digits is 331776, while the sum is 42.

The spelling of 142424402213391 in words is "one hundred forty-two trillion, four hundred twenty-four billion, four hundred two million, two hundred thirteen thousand, three hundred ninety-one".