445025213645 has 8 divisors (see below), whose sum is σ = 534053092320. Its totient is φ = 356004946960.

The previous prime is 445025213641. The next prime is 445025213671. The reversal of 445025213645 is 546312520544.

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

It is not a de Polignac number, because 445025213645 - 2² = 445025213641 is a prime.

It is a super-3 number, since 3×445025213645³ (a number of 36 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (445025213641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1773575 + ... + 2008884.

It is an arithmetic number, because the mean of its divisors is an integer number (66756636540).

Almost surely, 2^445025213645 is an apocalyptic number.

It is an amenable number.

445025213645 is a deficient number, since it is larger than the sum of its proper divisors (89027878675).

445025213645 is a wasteful number, since it uses less digits than its factorization.

445025213645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3805995.

The product of its (nonzero) digits is 576000, while the sum is 41.

The spelling of 445025213645 in words is "four hundred forty-five billion, twenty-five million, two hundred thirteen thousand, six hundred forty-five".