219225062500 has 42 divisors (see below), whose sum is σ = 479548822634. Its totient is φ = 87690000000.

The previous prime is 219225062411. The next prime is 219225062501. The reversal of 219225062500 is 5260522912.

219225062500 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 7 ways, for example, as 215496494656 + 3728567844 = 464216^2 + 61062^2 .

It is not an unprimeable number, because it can be changed into a prime (219225062501) 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 13 ways as a sum of consecutive naturals, for example, 1691301 + ... + 1816300.

Almost surely, 2^219225062500 is an apocalyptic number.

219225062500 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

219225062500 is an abundant number, since it is smaller than the sum of its proper divisors (260323760134).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

219225062500 is an frugal number, since it uses more digits than its factorization.

219225062500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3507635 (or 3507608 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 34.

The spelling of 219225062500 in words is "two hundred nineteen billion, two hundred twenty-five million, sixty-two thousand, five hundred".