245552542305212 has 24 divisors (see below), whose sum is σ = 430116986930400. Its totient is φ = 122661978944000.

The previous prime is 245552542305193. The next prime is 245552542305227. The reversal of 245552542305212 is 212503245255542.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 238408337 + ... + 239436087.

It is an arithmetic number, because the mean of its divisors is an integer number (17921541122100).

Almost surely, 2^{245552542305212} is an apocalyptic number.

It is an amenable number.

245552542305212 is a deficient number, since it is larger than the sum of its proper divisors (184564444625188).

245552542305212 is a wasteful number, since it uses less digits than its factorization.

245552542305212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1083301 (or 1083299 counting only the distinct ones).

The product of its (nonzero) digits is 4800000, while the sum is 47.

The spelling of 245552542305212 in words is "two hundred forty-five trillion, five hundred fifty-two billion, five hundred forty-two million, three hundred five thousand, two hundred twelve".