142354445520343 has 16 divisors (see below), whose sum is σ = 167939442837504. Its totient is φ = 118081636339680.

The previous prime is 142354445520341. The next prime is 142354445520359. The reversal of 142354445520343 is 343025544453241.

It is a cyclic number.

It is not a de Polignac number, because 142354445520343 - 2¹ = 142354445520341 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 (142354445520341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 77390421 + ... + 79208497.

It is an arithmetic number, because the mean of its divisors is an integer number (10496215177344).

Almost surely, 2^{142354445520343} is an apocalyptic number.

142354445520343 is a deficient number, since it is larger than the sum of its proper divisors (25584997317161).

142354445520343 is a wasteful number, since it uses less digits than its factorization.

142354445520343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2178942.

The product of its (nonzero) digits is 13824000, while the sum is 49.

Adding to 142354445520343 its reverse (343025544453241), we get a palindrome (485379989973584).

The spelling of 142354445520343 in words is "one hundred forty-two trillion, three hundred fifty-four billion, four hundred forty-five million, five hundred twenty thousand, three hundred forty-three".