210225374999 has 6 divisors (see below), whose sum is σ = 221872210560. Its totient is φ = 199160881236.

The previous prime is 210225374963. The next prime is 210225375013. The reversal of 210225374999 is 999473522012.

210225374999 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 210225374999 - 2²⁴ = 210208597783 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 210225374999.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210225374399) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 291170519 + ... + 291171240.

It is an arithmetic number, because the mean of its divisors is an integer number (36978701760).

Almost surely, 2^210225374999 is an apocalyptic number.

210225374999 is a deficient number, since it is larger than the sum of its proper divisors (11646835561).

210225374999 is an equidigital number, since it uses as much as digits as its factorization.

210225374999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 582341797 (or 582341778 counting only the distinct ones).

The product of its (nonzero) digits is 2449440, while the sum is 53.

The spelling of 210225374999 in words is "two hundred ten billion, two hundred twenty-five million, three hundred seventy-four thousand, nine hundred ninety-nine".