225210819387 has 8 divisors (see below), whose sum is σ = 300317006160. Its totient is φ = 150122589440.

The previous prime is 225210819377. The next prime is 225210819389. The reversal of 225210819387 is 783918012522.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 225210819387 - 2¹⁰ = 225210818363 is a prime.

It is not an unprimeable number, because it can be changed into a prime (225210819389) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4459914 + ... + 4510127.

It is an arithmetic number, because the mean of its divisors is an integer number (37539625770).

Almost surely, 2^225210819387 is an apocalyptic number.

225210819387 is a deficient number, since it is larger than the sum of its proper divisors (75106186773).

225210819387 is an equidigital number, since it uses as much as digits as its factorization.

225210819387 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8978413.

The product of its (nonzero) digits is 483840, while the sum is 48.

The spelling of 225210819387 in words is "two hundred twenty-five billion, two hundred ten million, eight hundred nineteen thousand, three hundred eighty-seven".