8220225143858 has 32 divisors (see below), whose sum is σ = 15175976592000. Its totient is φ = 3251919415680.

The previous prime is 8220225143803. The next prime is 8220225143863. The reversal of 8220225143858 is 8583415220228.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19538678 + ... + 19954958.

It is an arithmetic number, because the mean of its divisors is an integer number (474249268500).

Almost surely, 2^{8220225143858} is an apocalyptic number.

8220225143858 is a deficient number, since it is larger than the sum of its proper divisors (6955751448142).

8220225143858 is a wasteful number, since it uses less digits than its factorization.

8220225143858 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 524802.

The product of its (nonzero) digits is 2457600, while the sum is 50.

The spelling of 8220225143858 in words is "eight trillion, two hundred twenty billion, two hundred twenty-five million, one hundred forty-three thousand, eight hundred fifty-eight".