1445868317426 has 32 divisors (see below), whose sum is σ = 2343222967680. Its totient is φ = 665156980224.

The previous prime is 1445868317419. The next prime is 1445868317431. The reversal of 1445868317426 is 6247138685441.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22941065 + ... + 23004003.

It is an arithmetic number, because the mean of its divisors is an integer number (73225717740).

Almost surely, 2^{1445868317426} is an apocalyptic number.

1445868317426 is a deficient number, since it is larger than the sum of its proper divisors (897354650254).

1445868317426 is a wasteful number, since it uses less digits than its factorization.

1445868317426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65810.

The product of its digits is 30965760, while the sum is 59.

The spelling of 1445868317426 in words is "one trillion, four hundred forty-five billion, eight hundred sixty-eight million, three hundred seventeen thousand, four hundred twenty-six".