445225330783 has 4 divisors (see below), whose sum is σ = 445226925528. Its totient is φ = 445223736040.

The previous prime is 445225330741. The next prime is 445225330787. The reversal of 445225330783 is 387033522544.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-445225330783 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (445225330787) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 256141 + ... + 977782.

It is an arithmetic number, because the mean of its divisors is an integer number (111306731382).

Almost surely, 2^445225330783 is an apocalyptic number.

445225330783 is a deficient number, since it is larger than the sum of its proper divisors (1594745).

445225330783 is a wasteful number, since it uses less digits than its factorization.

445225330783 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1594744.

The product of its (nonzero) digits is 2419200, while the sum is 46.

The spelling of 445225330783 in words is "four hundred forty-five billion, two hundred twenty-five million, three hundred thirty thousand, seven hundred eighty-three".