1445472240448 has 28 divisors (see below), whose sum is σ = 2911170313792. Its totient is φ = 711949011840.

The previous prime is 1445472240419. The next prime is 1445472240451. The reversal of 1445472240448 is 8440422745441.

It is a congruent number.

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, 168544248 + ... + 168552823.

Almost surely, 2^{1445472240448} is an apocalyptic number.

It is an amenable number.

1445472240448 is an abundant number, since it is smaller than the sum of its proper divisors (1465698073344).

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

1445472240448 is an equidigital number, since it uses as much as digits as its factorization.

1445472240448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 337097150 (or 337097140 counting only the distinct ones).

The product of its (nonzero) digits is 4587520, while the sum is 49.

Adding to 1445472240448 its reverse (8440422745441), we get a palindrome (9885894985889).

The spelling of 1445472240448 in words is "one trillion, four hundred forty-five billion, four hundred seventy-two million, two hundred forty thousand, four hundred forty-eight".