1443105345450 has 24 divisors (see below), whose sum is σ = 3578901257088. Its totient is φ = 384828092080.

The previous prime is 1443105345377. The next prime is 1443105345469. The reversal of 1443105345450 is 545435013441.

It is a junction number, because it is equal to n+sod(n) for n = 1443105345399 and 1443105345408.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4810351002 + ... + 4810351301.

It is an arithmetic number, because the mean of its divisors is an integer number (149120885712).

Almost surely, 2^{1443105345450} is an apocalyptic number.

1443105345450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1443105345450 is an abundant number, since it is smaller than the sum of its proper divisors (2135795911638).

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

1443105345450 is a wasteful number, since it uses less digits than its factorization.

1443105345450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9620702318 (or 9620702313 counting only the distinct ones).

The product of its (nonzero) digits is 288000, while the sum is 39.

The spelling of 1443105345450 in words is "one trillion, four hundred forty-three billion, one hundred five million, three hundred forty-five thousand, four hundred fifty".