25140041235 has 48 divisors (see below), whose sum is σ = 48567785760. Its totient is φ = 11955133440.

The previous prime is 25140041231. The next prime is 25140041237. The reversal of 25140041235 is 53214004152.

25140041235 is a `hidden beast` number, since 25 + 1 + 400 + 4 + 1 + 235 = 666.

It is not a de Polignac number, because 25140041235 - 2² = 25140041231 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 25140041199 and 25140041208.

It is not an unprimeable number, because it can be changed into a prime (25140041231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 850276 + ... + 879345.

It is an arithmetic number, because the mean of its divisors is an integer number (1011828870).

Almost surely, 2^25140041235 is an apocalyptic number.

25140041235 is a deficient number, since it is larger than the sum of its proper divisors (23427744525).

25140041235 is a wasteful number, since it uses less digits than its factorization.

25140041235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1729668 (or 1729665 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

Adding to 25140041235 its reverse (53214004152), we get a palindrome (78354045387).

The spelling of 25140041235 in words is "twenty-five billion, one hundred forty million, forty-one thousand, two hundred thirty-five".