25260604514 has 4 divisors (see below), whose sum is σ = 37890906774. Its totient is φ = 12630302256.

The previous prime is 25260604511. The next prime is 25260604529. The reversal of 25260604514 is 41540606252.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 20544348889 + 4716255625 = 143333^2 + 68675^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (25260604511) 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 as a sum of consecutive naturals, namely, 6315151127 + ... + 6315151130.

Almost surely, 2^25260604514 is an apocalyptic number.

25260604514 is a deficient number, since it is larger than the sum of its proper divisors (12630302260).

25260604514 is a wasteful number, since it uses less digits than its factorization.

25260604514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12630302259.

The product of its (nonzero) digits is 57600, while the sum is 35.

The spelling of 25260604514 in words is "twenty-five billion, two hundred sixty million, six hundred four thousand, five hundred fourteen".