445522689152 has 24 divisors (see below), whose sum is σ = 887579776785. Its totient is φ = 222757568768.

The previous prime is 445522689151. The next prime is 445522689167. The reversal of 445522689152 is 251986225544.

It is a happy number.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in 2 ways, for example, as 444974380096 + 548309056 = 667064^2 + 23416^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=471976.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 445522689094 and 445522689103.

It is not an unprimeable number, because it can be changed into a prime (445522689151) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 7522118 + ... + 7581114.

Almost surely, 2^445522689152 is an apocalyptic number.

It is an amenable number.

445522689152 is a deficient number, since it is larger than the sum of its proper divisors (442057087633).

445522689152 is an frugal number, since it uses more digits than its factorization.

445522689152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118008 (or 58999 counting only the distinct ones).

The product of its digits is 6912000, while the sum is 53.

The spelling of 445522689152 in words is "four hundred forty-five billion, five hundred twenty-two million, six hundred eighty-nine thousand, one hundred fifty-two".