1445305441156 has 12 divisors (see below), whose sum is σ = 2529647921500. Its totient is φ = 722548892160.

The previous prime is 1445305441127. The next prime is 1445305441157. The reversal of 1445305441156 is 6511445035441.

It can be written as a sum of positive squares in 2 ways, for example, as 1305740436100 + 139565005056 = 1142690^2 + 373584^2 .

It is not an unprimeable number, because it can be changed into a prime (1445305441157) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25925781 + ... + 25981468.

Almost surely, 2^{1445305441156} is an apocalyptic number.

It is an amenable number.

1445305441156 is a deficient number, since it is larger than the sum of its proper divisors (1084342480344).

1445305441156 is a wasteful number, since it uses less digits than its factorization.

1445305441156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51914214 (or 51914212 counting only the distinct ones).

The product of its (nonzero) digits is 576000, while the sum is 43.

The spelling of 1445305441156 in words is "one trillion, four hundred forty-five billion, three hundred five million, four hundred forty-one thousand, one hundred fifty-six".