142435857953 has 8 divisors (see below), whose sum is σ = 142533895680. Its totient is φ = 142337858400.

The previous prime is 142435857937. The next prime is 142435857989. The reversal of 142435857953 is 359758534241.

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

It is a cyclic number.

It is not a de Polignac number, because 142435857953 - 2⁴ = 142435857937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (142435853953) 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 7 ways as a sum of consecutive naturals, for example, 12057776 + ... + 12069582.

It is an arithmetic number, because the mean of its divisors is an integer number (17816736960).

Almost surely, 2^142435857953 is an apocalyptic number.

It is an amenable number.

142435857953 is a deficient number, since it is larger than the sum of its proper divisors (98037727).

142435857953 is a wasteful number, since it uses less digits than its factorization.

142435857953 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19087.

The product of its digits is 18144000, while the sum is 56.

The spelling of 142435857953 in words is "one hundred forty-two billion, four hundred thirty-five million, eight hundred fifty-seven thousand, nine hundred fifty-three".