142564452143 has 16 divisors (see below), whose sum is σ = 149898271680. Its totient is φ = 135325910016.

The previous prime is 142564452133. The next prime is 142564452157. The reversal of 142564452143 is 341254465241.

It is a cyclic number.

It is not a de Polignac number, because 142564452143 - 2¹⁶ = 142564386607 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 142564452143.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142564452103) 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, 13282403 + ... + 13293131.

It is an arithmetic number, because the mean of its divisors is an integer number (9368641980).

Almost surely, 2^142564452143 is an apocalyptic number.

142564452143 is a deficient number, since it is larger than the sum of its proper divisors (7333819537).

142564452143 is a wasteful number, since it uses less digits than its factorization.

142564452143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15106.

The product of its digits is 460800, while the sum is 41.

The spelling of 142564452143 in words is "one hundred forty-two billion, five hundred sixty-four million, four hundred fifty-two thousand, one hundred forty-three".