445655853 has 24 divisors (see below), whose sum is σ = 665159040. Its totient is φ = 287370720.

The previous prime is 445655839. The next prime is 445655857. The reversal of 445655853 is 358556544.

445655853 is a `hidden beast` number, since 4 + 4 + 5 + 65 + 585 + 3 = 666.

It is not a de Polignac number, because 445655853 - 2¹⁰ = 445654829 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 445655799 and 445655808.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (445655857) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 27288 + ... + 40446.

It is an arithmetic number, because the mean of its divisors is an integer number (27714960).

Almost surely, 2^445655853 is an apocalyptic number.

It is an amenable number.

445655853 is a deficient number, since it is larger than the sum of its proper divisors (219503187).

445655853 is a wasteful number, since it uses less digits than its factorization.

445655853 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13289 (or 13286 counting only the distinct ones).

The product of its digits is 1440000, while the sum is 45.

The square root of 445655853 is about 21110.5625931665. The cubic root of 445655853 is about 763.8355576795.

The spelling of 445655853 in words is "four hundred forty-five million, six hundred fifty-five thousand, eight hundred fifty-three".