25049224612 has 24 divisors (see below), whose sum is σ = 44003131704. Its totient is φ = 12476954112.

The previous prime is 25049224597. The next prime is 25049224633. The reversal of 25049224612 is 21642294052.

It can be written as a sum of positive squares in 4 ways, for example, as 256832676 + 24792391936 = 16026^2 + 157456^2 .

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, 2247678 + ... + 2258794.

It is an arithmetic number, because the mean of its divisors is an integer number (1833463821).

Almost surely, 2^25049224612 is an apocalyptic number.

It is an amenable number.

25049224612 is a deficient number, since it is larger than the sum of its proper divisors (18953907092).

25049224612 is a wasteful number, since it uses less digits than its factorization.

25049224612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13215 (or 13213 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 37.

The spelling of 25049224612 in words is "twenty-five billion, forty-nine million, two hundred twenty-four thousand, six hundred twelve".