254040242232525 has 24 divisors (see below), whose sum is σ = 480015086276544. Its totient is φ = 116132682163200.

The previous prime is 254040242232487. The next prime is 254040242232533. The reversal of 254040242232525 is 525232242040452.

It is not a de Polignac number, because 254040242232525 - 2¹⁶ = 254040242166989 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 241943087316 + ... + 241943088365.

It is an arithmetic number, because the mean of its divisors is an integer number (20000628594856).

Almost surely, 2^{254040242232525} is an apocalyptic number.

254040242232525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

254040242232525 is a deficient number, since it is larger than the sum of its proper divisors (225974844044019).

254040242232525 is a wasteful number, since it uses less digits than its factorization.

254040242232525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 483886175701 (or 483886175696 counting only the distinct ones).

The product of its (nonzero) digits is 1536000, while the sum is 42.

Adding to 254040242232525 its reverse (525232242040452), we get a palindrome (779272484272977).

The spelling of 254040242232525 in words is "two hundred fifty-four trillion, forty billion, two hundred forty-two million, two hundred thirty-two thousand, five hundred twenty-five".