445322341540 has 12 divisors (see below), whose sum is σ = 935176917276. Its totient is φ = 178128936608.

The previous prime is 445322341531. The next prime is 445322341553. The reversal of 445322341540 is 45143223544.

It can be written as a sum of positive squares in 2 ways, for example, as 204600619584 + 240721721956 = 452328^2 + 490634^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 445322341540.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11133058519 + ... + 11133058558.

It is an arithmetic number, because the mean of its divisors is an integer number (77931409773).

Almost surely, 2^445322341540 is an apocalyptic number.

It is an amenable number.

445322341540 is an abundant number, since it is smaller than the sum of its proper divisors (489854575736).

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

445322341540 is a wasteful number, since it uses less digits than its factorization.

445322341540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22266117086 (or 22266117084 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 37.

The spelling of 445322341540 in words is "four hundred forty-five billion, three hundred twenty-two million, three hundred forty-one thousand, five hundred forty".