25142020232005 has 16 divisors (see below), whose sum is σ = 31485415847040. Its totient is φ = 19237134806208.

The previous prime is 25142020231997. The next prime is 25142020232011. The reversal of 25142020232005 is 50023202024152.

It is a cyclic number.

It is not a de Polignac number, because 25142020232005 - 2³ = 25142020231997 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10104282 + ... + 12344251.

It is an arithmetic number, because the mean of its divisors is an integer number (1967838490440).

Almost surely, 2^{25142020232005} is an apocalyptic number.

It is an amenable number.

25142020232005 is a deficient number, since it is larger than the sum of its proper divisors (6343395615035).

25142020232005 is a wasteful number, since it uses less digits than its factorization.

25142020232005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22458300.

The product of its (nonzero) digits is 9600, while the sum is 28.

Adding to 25142020232005 its reverse (50023202024152), we get a palindrome (75165222256157).

The spelling of 25142020232005 in words is "twenty-five trillion, one hundred forty-two billion, twenty million, two hundred thirty-two thousand, five".