459839189220 has 24 divisors (see below), whose sum is σ = 1287549729984. Its totient is φ = 122623783776.

The previous prime is 459839189213. The next prime is 459839189231. The reversal of 459839189220 is 22981938954.

It is a super-2 number, since 2×459839189220² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (60), and also a Moran number because the ratio is a prime number: 7663986487 = 459839189220 / (4 + 5 + 9 + 8 + 3 + 9 + 1 + 8 + 9 + 2 + 2 + 0).

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, 3831993184 + ... + 3831993303.

It is an arithmetic number, because the mean of its divisors is an integer number (53647905416).

Almost surely, 2^459839189220 is an apocalyptic number.

It is an amenable number.

459839189220 is an abundant number, since it is smaller than the sum of its proper divisors (827710540764).

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

459839189220 is a wasteful number, since it uses less digits than its factorization.

459839189220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7663986499 (or 7663986497 counting only the distinct ones).

The product of its (nonzero) digits is 11197440, while the sum is 60.

The spelling of 459839189220 in words is "four hundred fifty-nine billion, eight hundred thirty-nine million, one hundred eighty-nine thousand, two hundred twenty".