142525235985 has 128 divisors (see below), whose sum is σ = 258506035200. Its totient is φ = 66448512000.

The previous prime is 142525235959. The next prime is 142525235999. The reversal of 142525235985 is 589532525241.

It is not a de Polignac number, because 142525235985 - 2⁶ = 142525235921 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 321727174 + ... + 321727616.

It is an arithmetic number, because the mean of its divisors is an integer number (2019578400).

Almost surely, 2^142525235985 is an apocalyptic number.

142525235985 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

142525235985 is a deficient number, since it is larger than the sum of its proper divisors (115980799215).

142525235985 is a wasteful number, since it uses less digits than its factorization.

142525235985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 999.

The product of its digits is 4320000, while the sum is 51.

The spelling of 142525235985 in words is "one hundred forty-two billion, five hundred twenty-five million, two hundred thirty-five thousand, nine hundred eighty-five".