439030846842 has 64 divisors (see below), whose sum is σ = 1059960152064. Its totient is φ = 118567955520.

The previous prime is 439030846819. The next prime is 439030846843. The reversal of 439030846842 is 248648030934.

It is a super-2 number, since 2×439030846842² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (439030846843) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 3864913 + ... + 3976884.

It is an arithmetic number, because the mean of its divisors is an integer number (16561877376).

Almost surely, 2^439030846842 is an apocalyptic number.

439030846842 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

439030846842 is an abundant number, since it is smaller than the sum of its proper divisors (620929305222).

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

439030846842 is a wasteful number, since it uses less digits than its factorization.

439030846842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7841883.

The product of its (nonzero) digits is 3981312, while the sum is 51.

The spelling of 439030846842 in words is "four hundred thirty-nine billion, thirty million, eight hundred forty-six thousand, eight hundred forty-two".