25140356112 has 40 divisors (see below), whose sum is σ = 64976689440. Its totient is φ = 8376148480.

The previous prime is 25140356083. The next prime is 25140356173. The reversal of 25140356112 is 21165304152.

It is a self number, because there is not a number n which added to its sum of digits gives 25140356112.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 20814 + ... + 225197.

It is an arithmetic number, because the mean of its divisors is an integer number (1624417236).

Almost surely, 2^25140356112 is an apocalyptic number.

It is an amenable number.

25140356112 is an abundant number, since it is smaller than the sum of its proper divisors (39836333328).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

25140356112 is a wasteful number, since it uses less digits than its factorization.

25140356112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 248151 (or 248145 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 30.

The spelling of 25140356112 in words is "twenty-five billion, one hundred forty million, three hundred fifty-six thousand, one hundred twelve".