142243563407 has 16 divisors (see below), whose sum is σ = 158178264480. Its totient is φ = 126811776000.

The previous prime is 142243563401. The next prime is 142243563409. The reversal of 142243563407 is 704365342241.

It is a cyclic number.

It is not a de Polignac number, because 142243563407 - 2²⁶ = 142176454543 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142243563401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1183907 + ... + 1298507.

It is an arithmetic number, because the mean of its divisors is an integer number (9886141530).

Almost surely, 2^142243563407 is an apocalyptic number.

142243563407 is a deficient number, since it is larger than the sum of its proper divisors (15934701073).

142243563407 is a wasteful number, since it uses less digits than its factorization.

142243563407 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116794.

The product of its (nonzero) digits is 483840, while the sum is 41.

The spelling of 142243563407 in words is "one hundred forty-two billion, two hundred forty-three million, five hundred sixty-three thousand, four hundred seven".