142404545025 has 36 divisors (see below), whose sum is σ = 255124630800. Its totient is φ = 75930549600.

The previous prime is 142404545009. The next prime is 142404545029. The reversal of 142404545025 is 520545404241.

142404545025 is a `hidden beast` number, since 142 + 4 + 0 + 4 + 5 + 4 + 502 + 5 = 666.

It is not a de Polignac number, because 142404545025 - 2⁴ = 142404545009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (142404545029) 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 35 ways as a sum of consecutive naturals, for example, 872326 + ... + 1022624.

It is an arithmetic number, because the mean of its divisors is an integer number (7086795300).

Almost surely, 2^142404545025 is an apocalyptic number.

142404545025 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

142404545025 is a deficient number, since it is larger than the sum of its proper divisors (112720085775).

142404545025 is a wasteful number, since it uses less digits than its factorization.

142404545025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154526 (or 154518 counting only the distinct ones).

The product of its (nonzero) digits is 128000, while the sum is 36.

Adding to 142404545025 its reverse (520545404241), we get a palindrome (662949949266).

The spelling of 142404545025 in words is "one hundred forty-two billion, four hundred four million, five hundred forty-five thousand, twenty-five".