445228176897 has 12 divisors (see below), whose sum is σ = 734979847680. Its totient is φ = 254416101048.

The previous prime is 445228176797. The next prime is 445228176983. The reversal of 445228176897 is 798671822544.

It is a happy number.

445228176897 is a `hidden beast` number, since 4 + 4 + 522 + 8 + 17 + 6 + 8 + 97 = 666.

It is not a de Polignac number, because 445228176897 - 2²⁰ = 445227128321 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (63), and also a Moran number because the ratio is a prime number: 7067113919 = 445228176897 / (4 + 4 + 5 + 2 + 2 + 8 + 1 + 7 + 6 + 8 + 9 + 7).

It is not an unprimeable number, because it can be changed into a prime (445228176797) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3533556897 + ... + 3533557022.

It is an arithmetic number, because the mean of its divisors is an integer number (61248320640).

Almost surely, 2^445228176897 is an apocalyptic number.

It is an amenable number.

445228176897 is a deficient number, since it is larger than the sum of its proper divisors (289751670783).

445228176897 is a wasteful number, since it uses less digits than its factorization.

445228176897 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7067113932 (or 7067113929 counting only the distinct ones).

The product of its digits is 54190080, while the sum is 63.

The spelling of 445228176897 in words is "four hundred forty-five billion, two hundred twenty-eight million, one hundred seventy-six thousand, eight hundred ninety-seven".