142552341225 has 36 divisors (see below), whose sum is σ = 291802382976. Its totient is φ = 65166783840.

The previous prime is 142552341209. The next prime is 142552341277. The reversal of 142552341225 is 522143255241.

142552341225 is a `hidden beast` number, since 1 + 4 + 2 + 5 + 523 + 4 + 122 + 5 = 666.

It is not a de Polignac number, because 142552341225 - 2⁴ = 142552341209 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 142552341225.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 45253137 + ... + 45256286.

Almost surely, 2^142552341225 is an apocalyptic number.

142552341225 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

142552341225 is an abundant number, since it is smaller than the sum of its proper divisors (149250041751).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

142552341225 is a wasteful number, since it uses less digits than its factorization.

142552341225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90509446 (or 90509438 counting only the distinct ones).

The product of its digits is 96000, while the sum is 36.

Adding to 142552341225 its reverse (522143255241), we get a palindrome (664695596466).

The spelling of 142552341225 in words is "one hundred forty-two billion, five hundred fifty-two million, three hundred forty-one thousand, two hundred twenty-five".