445243342546 has 8 divisors (see below), whose sum is σ = 703015804080. Its totient is φ = 210904741188.

The previous prime is 445243342517. The next prime is 445243342547. The reversal of 445243342546 is 645243342544.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 445243342496 and 445243342505.

It is not an unprimeable number, because it can be changed into a prime (445243342547) 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, 5858464996 + ... + 5858465071.

It is an arithmetic number, because the mean of its divisors is an integer number (87876975510).

Almost surely, 2^445243342546 is an apocalyptic number.

445243342546 is a deficient number, since it is larger than the sum of its proper divisors (257772461534).

445243342546 is a wasteful number, since it uses less digits than its factorization.

445243342546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11716930088.

The product of its digits is 5529600, while the sum is 46.

The spelling of 445243342546 in words is "four hundred forty-five billion, two hundred forty-three million, three hundred forty-two thousand, five hundred forty-six".