142564343551 has 12 divisors (see below), whose sum is σ = 169885038960. Its totient is φ = 119217567840.

The previous prime is 142564343489. The next prime is 142564343609. The reversal of 142564343551 is 155343465241.

It is not a de Polignac number, because 142564343551 - 2⁷ = 142564343423 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 142564343498 and 142564343507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142504343551) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 35479411 + ... + 35483428.

It is an arithmetic number, because the mean of its divisors is an integer number (14157086580).

Almost surely, 2^142564343551 is an apocalyptic number.

142564343551 is a deficient number, since it is larger than the sum of its proper divisors (27320695409).

142564343551 is an equidigital number, since it uses as much as digits as its factorization.

142564343551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70962894 (or 70962887 counting only the distinct ones).

The product of its digits is 864000, while the sum is 43.

The spelling of 142564343551 in words is "one hundred forty-two billion, five hundred sixty-four million, three hundred forty-three thousand, five hundred fifty-one".