1445005197028 has 24 divisors (see below), whose sum is σ = 2548065854880. Its totient is φ = 717002825280.

The previous prime is 1445005197023. The next prime is 1445005197029. The reversal of 1445005197028 is 8207915005441.

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (1445005197023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1703601 + ... + 2406712.

It is an arithmetic number, because the mean of its divisors is an integer number (106169410620).

Almost surely, 2^{1445005197028} is an apocalyptic number.

It is an amenable number.

1445005197028 is a deficient number, since it is larger than the sum of its proper divisors (1103060657852).

1445005197028 is a wasteful number, since it uses less digits than its factorization.

1445005197028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4110987 (or 4110985 counting only the distinct ones).

The product of its (nonzero) digits is 403200, while the sum is 46.

The spelling of 1445005197028 in words is "one trillion, four hundred forty-five billion, five million, one hundred ninety-seven thousand, twenty-eight".