445680780325210 has 8 divisors (see below), whose sum is σ = 802225404585396. Its totient is φ = 178272312130080.

The previous prime is 445680780325129. The next prime is 445680780325217. The reversal of 445680780325210 is 12523087086544.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 443524989961089 + 2155790364121 = 21060033^2 + 1468261^2 .

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 (445680780325217) 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, 22284039016251 + ... + 22284039016270.

Almost surely, 2^{445680780325210} is an apocalyptic number.

445680780325210 is a deficient number, since it is larger than the sum of its proper divisors (356544624260186).

445680780325210 is a wasteful number, since it uses less digits than its factorization.

445680780325210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44568078032528.

The product of its (nonzero) digits is 12902400, while the sum is 55.

The spelling of 445680780325210 in words is "four hundred forty-five trillion, six hundred eighty billion, seven hundred eighty million, three hundred twenty-five thousand, two hundred ten".