445380427803 has 4 divisors (see below), whose sum is σ = 593840570408. Its totient is φ = 296920285200.

The previous prime is 445380427777. The next prime is 445380427813. The reversal of 445380427803 is 308724083544.

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

It is not a de Polignac number, because 445380427803 - 2⁵ = 445380427771 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (445380427813) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 74230071298 + ... + 74230071303.

It is an arithmetic number, because the mean of its divisors is an integer number (148460142602).

Almost surely, 2^445380427803 is an apocalyptic number.

445380427803 is a deficient number, since it is larger than the sum of its proper divisors (148460142605).

445380427803 is a wasteful number, since it uses less digits than its factorization.

445380427803 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148460142604.

The product of its (nonzero) digits is 2580480, while the sum is 48.

The spelling of 445380427803 in words is "four hundred forty-five billion, three hundred eighty million, four hundred twenty-seven thousand, eight hundred three".