1642822008448 has 32 divisors (see below), whose sum is σ = 3277996333920. Its totient is φ = 820109203200.

The previous prime is 1642822008433. The next prime is 1642822008473. The reversal of 1642822008448 is 8448002282461.

It is a tau number, because it is divible by the number of its divisors (32).

It is a super-2 number, since 2×1642822008448² (a number of 25 digits) contains 22 as substring.

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, 10089238 + ... + 10250773.

It is an arithmetic number, because the mean of its divisors is an integer number (102437385435).

Almost surely, 2^{1642822008448} is an apocalyptic number.

It is an amenable number.

1642822008448 is a deficient number, since it is larger than the sum of its proper divisors (1635174325472).

1642822008448 is an equidigital number, since it uses as much as digits as its factorization.

1642822008448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20340656 (or 20340644 counting only the distinct ones).

The product of its (nonzero) digits is 1572864, while the sum is 49.

The spelling of 1642822008448 in words is "one trillion, six hundred forty-two billion, eight hundred twenty-two million, eight thousand, four hundred forty-eight".