459129497782 has 4 divisors (see below), whose sum is σ = 688694246676. Its totient is φ = 229564748890.

The previous prime is 459129497779. The next prime is 459129497797. The reversal of 459129497782 is 287794921954.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (67) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 114782374444 + ... + 114782374447.

It is an arithmetic number, because the mean of its divisors is an integer number (172173561669).

Almost surely, 2^459129497782 is an apocalyptic number.

459129497782 is a deficient number, since it is larger than the sum of its proper divisors (229564748894).

459129497782 is a wasteful number, since it uses less digits than its factorization.

459129497782 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229564748893.

The product of its digits is 91445760, while the sum is 67.

The spelling of 459129497782 in words is "four hundred fifty-nine billion, one hundred twenty-nine million, four hundred ninety-seven thousand, seven hundred eighty-two".