25013752514 has 4 divisors (see below), whose sum is σ = 37520628774. Its totient is φ = 12506876256.

The previous prime is 25013752507. The next prime is 25013752523. The reversal of 25013752514 is 41525731052.

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., 24817276225 + 196476289 = 157535^2 + 14017^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 6253438127 + ... + 6253438130.

Almost surely, 2^25013752514 is an apocalyptic number.

25013752514 is a deficient number, since it is larger than the sum of its proper divisors (12506876260).

25013752514 is a wasteful number, since it uses less digits than its factorization.

25013752514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12506876259.

The product of its (nonzero) digits is 42000, while the sum is 35.

The spelling of 25013752514 in words is "twenty-five billion, thirteen million, seven hundred fifty-two thousand, five hundred fourteen".