445212200522 has 8 divisors (see below), whose sum is σ = 667822188900. Its totient is φ = 222604804224.

The previous prime is 445212200513. The next prime is 445212200527. The reversal of 445212200522 is 225002212544.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 440525565841 + 4686634681 = 663721^2 + 68459^2 .

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

It is not an unprimeable number, because it can be changed into a prime (445212200527) 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, 138497 + ... + 953732.

Almost surely, 2^445212200522 is an apocalyptic number.

445212200522 is a deficient number, since it is larger than the sum of its proper divisors (222609988378).

445212200522 is a wasteful number, since it uses less digits than its factorization.

445212200522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1296040.

The product of its (nonzero) digits is 12800, while the sum is 29.

The spelling of 445212200522 in words is "four hundred forty-five billion, two hundred twelve million, two hundred thousand, five hundred twenty-two".