445313204512230 has 128 divisors (see below), whose sum is σ = 1099262988020736. Its totient is φ = 115384282675200.

The previous prime is 445313204512201. The next prime is 445313204512301. The reversal of 445313204512230 is 32215402313544.

It is a happy number.

It is a super-2 number, since 2×445313204512230² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 393129154 + ... + 394260266.

It is an arithmetic number, because the mean of its divisors is an integer number (8587992093912).

Almost surely, 2^{445313204512230} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 445313204512230, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (549631494010368).

445313204512230 is an abundant number, since it is smaller than the sum of its proper divisors (653949783508506).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

445313204512230 is a wasteful number, since it uses less digits than its factorization.

445313204512230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1132462.

The product of its (nonzero) digits is 345600, while the sum is 39.

Adding to 445313204512230 its reverse (32215402313544), we get a palindrome (477528606825774).

The spelling of 445313204512230 in words is "four hundred forty-five trillion, three hundred thirteen billion, two hundred four million, five hundred twelve thousand, two hundred thirty".