383645267855225 has 12 divisors (see below), whose sum is σ = 475722861698880. Its totient is φ = 306914453278800.

The previous prime is 383645267855197. The next prime is 383645267855231. The reversal of 383645267855225 is 522558762546383.

It is not a de Polignac number, because 383645267855225 - 2⁸ = 383645267854969 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 39572045 + ... + 48303594.

It is an arithmetic number, because the mean of its divisors is an integer number (39643571808240).

Almost surely, 2^{383645267855225} is an apocalyptic number.

It is an amenable number.

383645267855225 is a deficient number, since it is larger than the sum of its proper divisors (92077593843655).

383645267855225 is a wasteful number, since it uses less digits than its factorization.

383645267855225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88050280 (or 88050275 counting only the distinct ones).

The product of its digits is 2903040000, while the sum is 71.

The spelling of 383645267855225 in words is "three hundred eighty-three trillion, six hundred forty-five billion, two hundred sixty-seven million, eight hundred fifty-five thousand, two hundred twenty-five".