1445730506456 has 48 divisors (see below), whose sum is σ = 2880330647640. Its totient is φ = 680166420480.

The previous prime is 1445730506449. The next prime is 1445730506459. The reversal of 1445730506456 is 6546050375441.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1445730506459) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9008936 + ... + 9168008.

Almost surely, 2^{1445730506456} is an apocalyptic number.

It is an amenable number.

1445730506456 is a deficient number, since it is larger than the sum of its proper divisors (1434600141184).

1445730506456 is a wasteful number, since it uses less digits than its factorization.

1445730506456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163044 (or 163023 counting only the distinct ones).

The product of its (nonzero) digits is 6048000, while the sum is 50.

The spelling of 1445730506456 in words is "one trillion, four hundred forty-five billion, seven hundred thirty million, five hundred six thousand, four hundred fifty-six".