1430285728730 has 16 divisors (see below), whose sum is σ = 2612939899680. Its totient is φ = 563575271952.

The previous prime is 1430285728721. The next prime is 1430285728741. The reversal of 1430285728730 is 378275820341.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1067376740 + ... + 1067378079.

It is an arithmetic number, because the mean of its divisors is an integer number (163308743730).

Almost surely, 2^{1430285728730} is an apocalyptic number.

1430285728730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1430285728730 is a deficient number, since it is larger than the sum of its proper divisors (1182654170950).

1430285728730 is a wasteful number, since it uses less digits than its factorization.

1430285728730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2134754893.

The product of its (nonzero) digits is 2257920, while the sum is 50.

The spelling of 1430285728730 in words is "one trillion, four hundred thirty billion, two hundred eighty-five million, seven hundred twenty-eight thousand, seven hundred thirty".