445341517252 has 12 divisors (see below), whose sum is σ = 779497307260. Its totient is φ = 222628000896.

The previous prime is 445341517241. The next prime is 445341517259. The reversal of 445341517252 is 252715143544.

It can be written as a sum of positive squares in 2 ways, for example, as 340654326336 + 104687190916 = 583656^2 + 323554^2 .

It is a junction number, because it is equal to n+sod(n) for n = 445341517199 and 445341517208.

It is not an unprimeable number, because it can be changed into a prime (445341517259) 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, 10665993 + ... + 10707664.

Almost surely, 2^445341517252 is an apocalyptic number.

It is an amenable number.

445341517252 is a deficient number, since it is larger than the sum of its proper divisors (334155790008).

445341517252 is a wasteful number, since it uses less digits than its factorization.

445341517252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21378870 (or 21378868 counting only the distinct ones).

The product of its digits is 672000, while the sum is 43.

The spelling of 445341517252 in words is "four hundred forty-five billion, three hundred forty-one million, five hundred seventeen thousand, two hundred fifty-two".