459789816 has 48 divisors (see below), whose sum is σ = 1213180200. Its totient is φ = 145194048.

The previous prime is 459789791. The next prime is 459789821. The reversal of 459789816 is 618987954.

It is a super-2 number, since 2×459789816² = 422813349794627712, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 17871 + ... + 35198.

Almost surely, 2^459789816 is an apocalyptic number.

It is an amenable number.

459789816 is an abundant number, since it is smaller than the sum of its proper divisors (753390384).

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

459789816 is a wasteful number, since it uses less digits than its factorization.

459789816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53116 (or 53093 counting only the distinct ones).

The product of its digits is 4354560, while the sum is 57.

The square root of 459789816 is about 21442.7100899117. The cubic root of 459789816 is about 771.8266723194.

The spelling of 459789816 in words is "four hundred fifty-nine million, seven hundred eighty-nine thousand, eight hundred sixteen".