434345005240 has 64 divisors (see below), whose sum is σ = 982449336960. Its totient is φ = 172819704960.

The previous prime is 434345005207. The next prime is 434345005271. The reversal of 434345005240 is 42500543434.

It is a junction number, because it is equal to n+sod(n) for n = 434345005196 and 434345005205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10539475 + ... + 10580605.

It is an arithmetic number, because the mean of its divisors is an integer number (15350770890).

Almost surely, 2^434345005240 is an apocalyptic number.

434345005240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

434345005240 is an abundant number, since it is smaller than the sum of its proper divisors (548104331720).

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

434345005240 is a wasteful number, since it uses less digits than its factorization.

434345005240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42532 (or 42528 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 34.

Adding to 434345005240 its reverse (42500543434), we get a palindrome (476845548674).

The spelling of 434345005240 in words is "four hundred thirty-four billion, three hundred forty-five million, five thousand, two hundred forty".