25544500412 has 6 divisors (see below), whose sum is σ = 44702875728. Its totient is φ = 12772250204.

The previous prime is 25544500403. The next prime is 25544500481. The reversal of 25544500412 is 21400544552.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 3193062548 + ... + 3193062555.

It is an arithmetic number, because the mean of its divisors is an integer number (7450479288).

Almost surely, 2^25544500412 is an apocalyptic number.

It is an amenable number.

25544500412 is a deficient number, since it is larger than the sum of its proper divisors (19158375316).

25544500412 is a wasteful number, since it uses less digits than its factorization.

25544500412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6386125107 (or 6386125105 counting only the distinct ones).

The product of its (nonzero) digits is 32000, while the sum is 32.

The spelling of 25544500412 in words is "twenty-five billion, five hundred forty-four million, five hundred thousand, four hundred twelve".