25119016868 has 48 divisors (see below), whose sum is σ = 49153366080. Its totient is φ = 11132620800.

The previous prime is 25119016843. The next prime is 25119016907. The reversal of 25119016868 is 86861091152.

It is a happy number.

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 in 15 ways as a sum of consecutive naturals, for example, 4216580 + ... + 4222532.

It is an arithmetic number, because the mean of its divisors is an integer number (1024028460).

Almost surely, 2^25119016868 is an apocalyptic number.

It is an amenable number.

25119016868 is a deficient number, since it is larger than the sum of its proper divisors (24034349212).

25119016868 is a wasteful number, since it uses less digits than its factorization.

25119016868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8348 (or 8346 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 47.

The spelling of 25119016868 in words is "twenty-five billion, one hundred nineteen million, sixteen thousand, eight hundred sixty-eight".