1004220455025 has 24 divisors (see below), whose sum is σ = 1665095953824. Its totient is φ = 534040758400.

The previous prime is 1004220454969. The next prime is 1004220455039. The reversal of 1004220455025 is 5205540224001.

It is not a de Polignac number, because 1004220455025 - 2⁶ = 1004220454961 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1004220454983 and 1004220455001.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19267356 + ... + 19319405.

It is an arithmetic number, because the mean of its divisors is an integer number (69378998076).

Almost surely, 2^{1004220455025} is an apocalyptic number.

1004220455025 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1004220455025 is a deficient number, since it is larger than the sum of its proper divisors (660875498799).

1004220455025 is a wasteful number, since it uses less digits than its factorization.

1004220455025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38587121 (or 38587116 counting only the distinct ones).

The product of its (nonzero) digits is 16000, while the sum is 30.

Adding to 1004220455025 its reverse (5205540224001), we get a palindrome (6209760679026).

The spelling of 1004220455025 in words is "one trillion, four billion, two hundred twenty million, four hundred fifty-five thousand, twenty-five".