439845229734 has 32 divisors (see below), whose sum is σ = 882726647040. Its totient is φ = 146109589152.

The previous prime is 439845229699. The next prime is 439845229739. The reversal of 439845229734 is 437922548934.

It is a super-2 number, since 2×439845229734² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (439845229739) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3213504 + ... + 3347580.

It is an arithmetic number, because the mean of its divisors is an integer number (27585207720).

Almost surely, 2^439845229734 is an apocalyptic number.

439845229734 is an abundant number, since it is smaller than the sum of its proper divisors (442881417306).

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

439845229734 is a wasteful number, since it uses less digits than its factorization.

439845229734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135964.

The product of its digits is 52254720, while the sum is 60.

The spelling of 439845229734 in words is "four hundred thirty-nine billion, eight hundred forty-five million, two hundred twenty-nine thousand, seven hundred thirty-four".