25004140347 has 16 divisors (see below), whose sum is σ = 33667476480. Its totient is φ = 16505322912.

The previous prime is 25004140313. The next prime is 25004140367. The reversal of 25004140347 is 74304140052.

It is not a de Polignac number, because 25004140347 - 2¹⁰ = 25004139323 is a prime.

It is not an unprimeable number, because it can be changed into a prime (25004140367) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 472918 + ... + 523124.

It is an arithmetic number, because the mean of its divisors is an integer number (2104217280).

Almost surely, 2^25004140347 is an apocalyptic number.

25004140347 is a deficient number, since it is larger than the sum of its proper divisors (8663336133).

25004140347 is a wasteful number, since it uses less digits than its factorization.

25004140347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51842.

The product of its (nonzero) digits is 13440, while the sum is 30.

Adding to 25004140347 its reverse (74304140052), we get a palindrome (99308280399).

The spelling of 25004140347 in words is "twenty-five billion, four million, one hundred forty thousand, three hundred forty-seven".